1990-8644
1990-8644
S1990-86442020000200035
Euador
Cuba
00
06
2020
00
06
2020
16
73
35
40
[
2017
11-20
]
[
2010
1-9
]
[
2005
]
[
2001
]
[
1972
]
[
2006
6
2
2
225-6
]
[
2008
131-41
]
[
1998
28
28
204-43
]
[
2008
356
]
[
2016
37-41
]
[
1999
]
[
2005
]
[
2010
]
[
2009
12
2
2
203-16
]
[
2014
14
3
3
1-32
]
[
2003
]
[
2008
]
[
2008
]
[
2009
]