0121-246X
0121-246X
S0121-246X2020000100089
10.17533/udea.rfo.v32n1a9
Venezuela
Venezuela
Venezuela
00
06
2020
00
06
2020
32
1
89
103
[
2000
7
7
27-31
]
[
1995
13
3
3
148-52
]
[
2007
18
^s3
^s3
3
2-14
]
[
1995
7
]
[
1989
49
3
3
417-26
]
[
1995
33
1
1
17-22
]
[
1981
80
3
3
256-62
]
[
2013
51
4
4
]
[
1991
147-80
]
[
1996
66
3
3
173-80
]
[
2012
28
3
3
419-24
]
[
1987
91
3
3
252-8
]
[
2006
]
[
2008
134
4
4
470.e1-8
]
[
2004
10
2
2
123-61
]
[
2001
35
5
5
331-9
]
[
2000
193-257
]
[
1996
66
5
5
331-8
]
[
2008
79
9
9
1679-88
]
[
2004
26
1
1
15-20
]
[
1989
248
248
283-93
]
[
1984
85
5
5
424-30
]
[
1988
9
6
6
3: 486-95
]
[
1981
25
1
1
3-17
]
[
2013
51
3
3
]
[
1959
12
5
5
515-29
]
[
1991
207-26
]
[
2000
22
4
4
343-52
]
[
2002
31
2
2
185-9
]
[
2000
]
[
2004
]
[
2003
1
1
1
1-73
]
[
2001
21
1
1
9-19
]
[
2012
50
4
4
]
[
2011
49
4
4
]
[
2010
26
5
5
]
[
2000
30
317-24
]