1665-2673 1665-2673 S1665-26732021000100121 Mexico 00 04 2021 00 04 2021 21 85 121 141

2015 43-59 2013 31 9 9 979-90 2020 26 1 1 275-92 2018 79 1-2 1-2 83-97 2015 72 11-12 11-12 536-46 2017 20 4 4 831-47 2017 99 40-51 2016 40 2 2 244-60 2016 38 151 151 123-38 2019 80 7-8 7-8 469-88 2010 21 8 8 1051-7 2019 36 2 2 113-35 2012 66 3-4 3-4 153-66 2017 20 4 4 929-45 2013 43 5 5 1979-2007 2018 64 282-97 2012 66 3-4 3-4 220-34 2014 87 4 4 259-80 2018 80 80 2016 8 2020 7 7 2016 4 9 9 89-96 2020 Lodz, Polonia 2020 29 7 7 805-19 2019 49 1 1 25-50 2014 111 12 12 4403-8 2017 52 91-100 2021 2016 39 3 3 593-600 2016 17 3 3 511-20 2017 145-56 2017 76 1-2 1-2 40-55 2013 175-91 2020 117 48 48 30303-8 2017 77 1-2 1-2 86-96 2012 21 1 1 46-55 United Nations Educational, Scientific, and Cultural Organization 2019 2013 33 4 4 304-40 2019