2448-5691 2448-5691 S2448-56912021000100007 10.22201/ceiich.24485691e.2021.26.69639 Mexico 00 00 2021 00 00 2021 14 26

2019 1-10 2004 2017 2020 1946 157 3978 3978 90-5 1963 11 1-30 1988 9 17-8 2019 241 255-63 2009 3 1952 4 38