2071-0054
2071-0054
S2071-00542021000400008
Ecuador
00
12
2021
00
12
2021
30
4
[
2016
]
[
1987
]
[
2015
]
[
2016
8
3
3
64-71
]
[
2017
39
2
2
81-96
]
[
2009
]
[
2014
]
[
INEC- ECUADOR
2020
]
[
2018
7
2
2
38-46
]
[
2009
]
[
2015
]
[
2013
]
[
2012
3
2
2
107-16
]
[
1998
]
[
1991
4th
]
[
2003
Primera
428-5
]
[
2016
]
[
2011
]
[
2014
]
[
2012
]
[
1991
]
[
2018
5th
1-549
]
[
2018
]
[
2018
]