0257-4314
0257-4314
S0257-43142020000100001
Ecuador
Cuba
00
04
2020
00
04
2020
39
1
[
2007
5ta
]
[
1975
]
[
2013
]
[
2013
]
[
1979
]
[
1960
]
[
2012
53-74
]
[
2009
39va
]
[
1977
]
[
2008
]
[
2012
]
[
2017
]
[
1980
]
[
2013
]
[
1902
]
[
1999
]
[
2011
]
[
1981
65-85
]
[
2004
]
[
2009
]
[
1991
II
]
[
2009
]
[
2015
]
[
1993
]
[
1988
]
[
1997
]
[
1991
]
[
2015
]
[
1996
]
[
2012
13ra
]
[
1909
]
[
1908
]