1390-860X
1390-860X
S1390-860X2020000100074
10.17163/ings.n23.2020.07
Ecuador
Ecuador
Ecuador
00
06
2020
00
06
2020
23
74
85
[
2009
77-80
]
[
2007
]
[
2005
12
11
11
737-40
]
[
2016
]
[
2009
]
[
2012
597-602
]
[
2018
70-5
]
[
2018
10
4
4
704-25
]
[
1994
42
10
10
2908-14
]
[
1996
]
[
2006
52
4
4
1289-306
]
[
2007
24
4
4
118-21
]
[
2011
]
[
Milliarde
2016
]
[
2017
1-6
]
[
2018
]
[
2008
25
2
2
21-30
]
[
2008
346
9
9
589-92
]
[
2015
]
[
2015
9
11
11
993-1001
]
[
2012
58
5
5
3093-114
]
[
2012
1943-50
]
[
2016
9
4
4
85-94
]
[
2009
26
3
3
301-21
]
[
2011
]
[
2013
]
[
1962
8
1
1
21-8
]
[
2003
]
[
2017
]
[
2008
]
[
2007
]
[
2017
1-5
]
[
2017
197-202
]
[
2007
]