1405-7743
1405-7743
S1405-77432019000200005
10.22201/fi.25940732e.2019.20n2.017
Ecuador
Ecuador
Venezuela
00
06
2019
00
06
2019
20
2
0
0
[
2014
43
4
4
804-12
]
[
2009
]
[
2018
83
28-37
]
[
1988
]
[
1985
]
[
2016
28
1
1
60-2
]
[
1994
26
3
3
155-63
]
[
2015
]
[
2017
49
2
2
155-71
]
[
2005
]
[
2010
22
3
3
119-29
]
[
2009
27
11-40
]
[
2010
]
[
2012
13a
]
[
2004
]
[
2005
]
[
1993
31
2895-909
]
[
2000
16
91-8
]
[
2015
47
2
2
127-38
]
[
2006
6a
]
[
2006
]
[
2016
28
1
1
45-59
]
[
2000
95
451
451
992-8
]
[
2015
]
[
2014
46
1
1
78-94
]
[
2017
17
1
1
1-17
]