1409-2433
1409-2433
S1409-24332019000100001
10.15517/rmta.v26i1.35515
Venezuela
Ecuador
00
06
2019
00
06
2019
26
1
1
20
[
2016
56
1
1
5-27
]
[
2013
27
1
1
1-7
]
[
1995
21
3
3
335-41
]
[
2002
]
[
2015
]
[
2015
6
2
2
26-32
]
[
1893
58
171-216
]
[
2015
52
3
3
707-16
]
[
2017
86
1
1
153-64
]
[
2009
3
33
33
1645-56
]
[
2016
8
1
1
51-8
]
[
2005
21
2
2
191-203
]
[
2013
57
9-10
9-10
2403-7
]
[
2017
1-8
]