| Table of contents Ing. invest. y tecnol. vol.20 n.4 Ciudad de México Oct./Dec. 2019 Articles | | | | · Determination of the main geometric factors that influence on cold direct extrusion die wear used for obtaining aluminum alloy profiles Santana-Reyes, Santiago Amaury; Santana-Milán, Raúl; Guardia-Puebla, Yans; Morales-Leslie, José Félix
| | | | · Plane trusses optimization by means of parametric design and genetic algorithms applying visual programming Begliardo-Olivero, Hugo Félix; Bonelli-Hernández, Matías
| | | | · Concrete durability with high absorption aggregates Solís-Carcaño, Rómel Gilberto; Alcocer-Fraga, Miguel Angel
| | | | · Synergistic effect of nanocoatings for corrosion and wear protection of steel surfaces Taha-Tijerina, Jaime; Peña-Parás, Laura; Sánchez-Fernández, Antonio; Maldonado-Cortés, Demófilo; Sarmiento-Barbosa, Pablo; Adán-López, Jesús Rolando
| | | | · Multilevel automation of a manufacturing robotic cell using finite state machines Sánchez-Chávez, Irma Yolanda; Martell-Chávez, Fernando
| | | | · Demand model of the air activity in Mexico Herrera-García, Alfonso; González-Moreno, Jonatan Omar
| | | | · Fuzzy-PI control of a magnetic levitation system through an embedded system Almazan-Arvizu, Ricardo Yahir; Lozano-Hernández, Yair; Gutiérrez-Frías, Oscar Octavio; Villafuerte-Bante, Mario
| | | | · Analysis of NOM-026-STPS-2008 in the manufacturing laboratory to improve productivity Rivera-Domínguez, Claudia; Villanueva-Martínez, Ignacio; Piñón-Peña, Paloma María
| | | | · The non-fossil/fossil fuel mexican energy investment policy case: An alternative system dynamics goal seeking planning model Domenge-Muñoz, Rogerio
| | | | · Mitigation of damage caused by cracks in the soil Auvinet-Guichard, Gabriel; Sánchez-Guzmán, Jesús; Pineda-Contreras, Alma Rosa
| | | | · Construction of a power electronic source for cold plasma generation Martínez-Montejano, Roberto Carlos; Castillo-Escandón, Carlos Miguel; Espinoza-López, Víctor Esteban; Campos-Cantón, Isaac; Neira-Velázquez, María Guadalupe; Soria-Arguello, Gustavo
| | | | · Determination of fracture toughness and elastic module in materials based silicon nitride Carrasquero-Rodríguez, Edwuin Jesús; Minchala-Marquino, Jaime Moisés; Romero-Romero, Byron Ramiro; López-López, Luis Marcelo; Fajardo-Seminario, Jorge Isaac
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