2218-3620
2218-3620
S2218-36202019000500206
Ecuador
00
10
2019
00
10
2019
11
5
206
216
[
2000
1
2
2
81-8
]
[
2001
5
45-62
]
[
1998
2
159-72
]
[
2014
25
33-102
]
[
2002
Madrid
]
[
1997
]
[
2004
17
113-37
]
[
2015
16
383-415
]
[
2016
]
[
2015
]
[
2015
48
143
143
833-50
]
[
1996
2
321-344
321-344
]
[
2005
2
4
4
]