1405-8421
1405-8421
S1405-84212020000100845
10.22136/est20201491
Ecuador
00
04
2020
00
04
2020
20
62
845
870
[
2013
]
[
ArcGIS
2016
]
[
2011
]
[
1964
]
[
1993
]
[
2012
36
36
29-56
]
[
2009
50
16
16
13-55
]
[
2008
157-96
]
[
2010
89
89
65-86
]
[
1985
]
[
2002
145
145
]
[
2008
54
54
45-60
]
[
2010
28
84
84
691-728
]
[
1999
3
3
29-41
]
[
1977
27
12
12
1439-46
]
[
2004
]
[
1979
103-22
]
[
2013
1
9
9
207-33
]
[
2012
62
62
3-16
]
[
2013
]
[
2003
274
2
2
33-41
]
[
1998
6
2
2
5-25
]
[
1988
50
3
3
72-84
]
[
2019
157-72
]
[
2016
]
[
2015
]
[
1980
]
[
2013
5
5
24-41
]
[
1992
]
[
2008
]
[
2012
]
[
2004
]
[
1987
7
7
2-22
]
[
2014
93
93
123-40
]
[
2009
73
1
1
30-48
]
[
1979
]
[
1973
]
[
2008
3
3
324-31
]
[
2005
]
[
2012
]
[
2012
7-10
]
[
2009
16
16
]
[
1987
10
3
3
355-78
]
[
1990
149-62
]
[
2001
]