1794-4449
1794-4449
S1794-44492018000200131
10.22507/rli.v15n2a10
Ecuador
00
12
2018
00
12
2018
15
2
131
140
[
2010
15
44
44
163-84
]
[
2012
30
30
]
[
2013
1
4
4
211-7
]
[
2007
8
78
78
]
[
2015
3
17
17
]
[
2018
2
12
12
]
[
INEC
2012
]
[
2015
2
14
14
]
[
2018
2
15
15
]
[
2007
]
[
1997
40
13-25
]