<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1405-5546</journal-id>
<journal-title><![CDATA[Computación y Sistemas]]></journal-title>
<abbrev-journal-title><![CDATA[Comp. y Sist.]]></abbrev-journal-title>
<issn>1405-5546</issn>
<publisher>
<publisher-name><![CDATA[Instituto Politécnico Nacional, Centro de Investigación en Computación]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-55462020000200619</article-id>
<article-id pub-id-type="doi">10.13053/cys-24-2-3397</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Weighted Bidirectional Graph-based Academic Curricula Model to Support the Tutorial Competence]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Gálvez]]></surname>
<given-names><![CDATA[Luz A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Anzures García]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campos Gregorio]]></surname>
<given-names><![CDATA[Álvaro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Benemérita Universidad Autónoma de Puebla Facultad de Ciencias de la Computación ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>24</volume>
<numero>2</numero>
<fpage>619</fpage>
<lpage>631</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-55462020000200619&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-55462020000200619&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-55462020000200619&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: In competency-based model, the professor is known as a tutor, who guides and orients the students throughout their professional instructor. Therefore, the tutor must identify which courses the students have approved and which courses should they undertake over the next period, so their academic instruction does not fall behind. Consequently, the curricula must be modeled to specify a complex structure composed of courses (which are represented as nodes), links (symbolized as edges) among the prerequisites of the course, as well as the semester number (represented by the weight of the node). This paper proposes a weighted bidirectional graph, which will represent the intrinsic and wired restrictions in the flow of subjects that students must follow and pass, establishing an organized context (which is regulated by the weight of each subject) within which they can be oriented and guided by the tutor. A system to monitor the students&#8217; academic progress is presented, and provide an interaction between the students and the tutor, where the weighted bidirectional graph is integrated. Such a system is a collaborative application; whose development is based on an ontological model. Therefore, this work integrates the graphs with artificial intelligence.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Weighted bidirectional graph]]></kwd>
<kwd lng="en"><![CDATA[academic curricula]]></kwd>
<kwd lng="en"><![CDATA[model]]></kwd>
<kwd lng="en"><![CDATA[tutorial competency]]></kwd>
<kwd lng="en"><![CDATA[collaborative application]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruiz-Iglesias]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Marco conceptual de la formación basada en competencias en ciencias pedagógicas, material de la maestría internacional en competencias profesionales]]></source>
<year>2008</year>
<publisher-name><![CDATA[UANL/UCLM]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rial-Sánchez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diseńar por competencias, un reto para los docentes universitarios en el espacio europeo de la educación superior]]></article-title>
<source><![CDATA[Innovación Educativa]]></source>
<year>2008</year>
<numero>18</numero>
<issue>18</issue>
<page-range>169-87</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ellis]]></surname>
<given-names><![CDATA[C.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gibs]]></surname>
<given-names><![CDATA[S.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Rein]]></surname>
<given-names><![CDATA[G.L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Groupware: Some issues and experiences]]></article-title>
<source><![CDATA[Communication of the ACM]]></source>
<year>1991</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>39-8</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dharwadker]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pirzada]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Graph theory]]></source>
<year>2011</year>
<publisher-name><![CDATA[Amazon]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edmonds]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[E.L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Matching: a well-solved class of linear programs, Combinatorial Structures and their Applications]]></source>
<year>2003</year>
<conf-name><![CDATA[ Calgary Symposium]]></conf-name>
<conf-loc> </conf-loc>
<page-range>27-30</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shirinivas]]></surname>
<given-names><![CDATA[S.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Vetrivel]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Elango]]></surname>
<given-names><![CDATA[N.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Application of graph theory in computer science an overview]]></article-title>
<source><![CDATA[International Journal of Engineering Science and Technology]]></source>
<year>2010</year>
<volume>2</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>4610-21</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pirzada]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Dharwadker]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Applications of graph theory]]></article-title>
<source><![CDATA[Journal of The Korean Society for Industrial and Applied Mathematics]]></source>
<year>2007</year>
<volume>11</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>19-38</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Foltęte]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Girardet]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Clauzel]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A methological framework for the use of landscape graphs in land-use planning]]></article-title>
<source><![CDATA[Landscape and Urban Planning]]></source>
<year>2014</year>
<volume>124</volume>
<page-range>140-50</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jacobs]]></surname>
<given-names><![CDATA[H.H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Mapping the big picture: integrating curriculum and assessment K-12]]></source>
<year>1997</year>
<publisher-name><![CDATA[Association for Supervision and Curriculum Development]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jacobs]]></surname>
<given-names><![CDATA[H.H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Getting results with curriculum mapping]]></source>
<year>2005</year>
<publisher-name><![CDATA[Association for Supervision and Curriculum Development]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jacobs]]></surname>
<given-names><![CDATA[H.H.]]></given-names>
</name>
</person-group>
<source><![CDATA[The curriculum mapping planner: Templates, tools, and resources for effective professional development]]></source>
<year>2009</year>
<publisher-name><![CDATA[Association for Supervision and Curriculum Development]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Udelhofen]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Keys to curriculum mapping: strategies and tools to make it work]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Thousand Oaks, CA ]]></publisher-loc>
<publisher-name><![CDATA[Sage Publications, Inc.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[White]]></surname>
<given-names><![CDATA[H.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Calhoun]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mapping a curriculum by computer]]></article-title>
<source><![CDATA[Journal of the American Society for Information Science]]></source>
<year>1984</year>
<volume>35</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>82-9</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Starr]]></surname>
<given-names><![CDATA[M.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Krajcik]]></surname>
<given-names><![CDATA[J.S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Concept maps as a heuristic for science curriculum development: toward improvement in process and product]]></article-title>
<source><![CDATA[Journal of Research in Science Teaching]]></source>
<year>1990</year>
<volume>27</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>987-1000</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gestwicki]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Work in progress -Curriculum visualization]]></source>
<year>2008</year>
<conf-name><![CDATA[ 38th Annual Frontiers in Education Conference]]></conf-name>
<conf-loc> </conf-loc>
<page-range>13-4</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anzures-García]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Gálvez]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornos]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paderewski-Rodríguez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tutorial function groupware based on a workflow ontology and a directed acyclic graph]]></article-title>
<source><![CDATA[Journal IEEE Latin American Transactions]]></source>
<year>2018</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>294-300</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Erümit]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nabiyev]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Kösa]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Kokoç]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Aksoy]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A general analytical model for problem solving teaching: BoS]]></article-title>
<source><![CDATA[Turkish Journal of Computer and Mathematics Education (TURCOMAT)]]></source>
<year>2019</year>
<volume>10</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>476-500</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bo-Yang]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Meloche]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Visualization of the Chinese academic web based on social network analysis]]></article-title>
<source><![CDATA[Journal of Information Science]]></source>
<year>2010</year>
<volume>36</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>131-43</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sommaruga]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Catenazzi]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Curriculum visualization in 3D]]></source>
<year>2007</year>
<conf-name><![CDATA[ Twelfth international conference on 3D web technology]]></conf-name>
<conf-loc> </conf-loc>
<page-range>177-80</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kabicher]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Motschnig-Pitrik]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Coordinating curriculum implementation using Wiki-supported graph visualization]]></source>
<year>2009</year>
<conf-name><![CDATA[ Ninth IEEE International Conference on Advanced Learning Technologies]]></conf-name>
<conf-loc> </conf-loc>
<page-range>742-3</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mitchell]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Howlin]]></surname>
<given-names><![CDATA[C.P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Intelligent learning systems where are they now?]]></source>
<year>2009</year>
<conf-name><![CDATA[ China-Ireland International Conference on Information and Communications Technologies (CIICT)]]></conf-name>
<conf-loc> </conf-loc>
<page-range>256-9</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zucker]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[ViCurriAS: a curriculum visualization tool for faculty, advisors, and students]]></article-title>
<source><![CDATA[Journal of Computing Sciences in Colleges]]></source>
<year>2009</year>
<volume>25</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>138-45</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Siirtola]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Raiha]]></surname>
<given-names><![CDATA[K.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Surakka]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<source><![CDATA[Interactive curriculum visualization]]></source>
<year>2013</year>
<conf-name><![CDATA[ 17th International Conference on Information Visualisation]]></conf-name>
<conf-loc> </conf-loc>
<page-range>108-17</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anzures-García]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Gálvez]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornos]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paderewski-Rodríguez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Workflow ontology to support knowledge management in a group&#8217;s organizational structure]]></article-title>
<source><![CDATA[Computación y Sistemas]]></source>
<year>2018</year>
<volume>22</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>163-78</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anzures-García]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Gálvez]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornos]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paderewski-Rodríguez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Knowledge base for the development of collaborative]]></article-title>
<source><![CDATA[Applications Engineering Letters]]></source>
<year>2015</year>
<volume>23</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>65-71</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anzures-García]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Gálvez]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornos]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paderewski-Rodríguez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Knowledge-based workflow ontology for group organizational structure]]></article-title>
<source><![CDATA[Research in Computing Science: Advances in Computer Science and Engineering]]></source>
<year>2016</year>
<volume>123</volume>
<page-range>79-90</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anzures-García]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Gálvez]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornos]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paderewski-Rodríguez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Software engineering: Methods, modeling, and teaching]]></source>
<year>2017</year>
<volume>15</volume>
<conf-name><![CDATA[ Facilitating the development of collaborative applications with the MVC architectural pattern]]></conf-name>
<conf-loc> </conf-loc>
<page-range>268-90</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anzures-García]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Gálvez]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornos]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paderewski-Rodríguez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A semantic formalism to model the group interaction]]></article-title>
<source><![CDATA[Research in Computing Science: Advances in Computer Science and Engineering]]></source>
<year>2016</year>
<volume>118</volume>
<page-range>137-47</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
