0012-7353
0012-7353
S0012-73532017000400226
10.15446/dyna.v84n203.56364
Ecuador
Chile
Ecuador
Chile
00
12
2017
00
12
2017
84
203
226
232
[
1998
]
[
2013
19
3
3
339-46
]
[
1992
38
10
10
1499-511
]
[
2007
24
3
3
433-43
]
[
2014
201
5
5
650-73
]
[
2000
39
6
6
1694-704
]
[
2002
41
15
15
3705-13
]
[
2005
235
1
1
92-8
]
[
2007
254
1
1
188-97
]
[
2007
15
5
5
765-71
]
[
2003
27
10
10
1445-54
]
[
2010
198
1
1
102-19
]
[
2002
199
1
1
63-78
]
[
2009
87
5
5
748-60
]
[
1961
10
10
73-84
]
[
1956
48
1
1
142-6
]
[
1949
41
1
1
104-11
]
[
1976
15
1
1
59-64
]
[
1992
1
]
[
2004
]
[
1989
2
4
4
303-14
]
[
1989
2
5
5
359-66
]
[
2008
25
1
1
183-99
]
[
2012
32
13
13
2088-94
]
[
2007
15
5
5
765-71
]