1870-4670
1870-4670
S1870-46702019000200269
10.22201/iij.24487899e.2019.29.13908
Mexico
00
12
2019
00
12
2019
29
269
288
[
1991
]
[
1994
135
135
]
[
1997
]
[
2005
]
[
1994
]
[
2004
]
[
2006
15
15
]
[
1972
]
[
2003
]
[
2003
3
3
]
[
2004
]
[
1989
]
[
2003
244
244
]
[
]
[
2006
]
[
2002
17
17
]
[
2012
26
26
]
[
2011
]
[
2000
]
[
2006
]