0188-4999
0188-4999
S0188-49992019000300623
10.20937/rica.2019.35.03.09
Ecuador
Ecuador
Ecuador
Ecuador
00
00
2019
00
00
2019
35
3
623
640
[
2011
56
]
[
1995
11-37
]
[
2005
1
1
1
103-20
]
[
2001
1
4
4
213-6
]
[
1998
380
]
[
2008
389
1
1
37-45
]
[
2016
112
]
[
2012
427-40
]
[
CCME
1999
]
[
2004
58
2
2
194-201
]
[
2013
18
2
2
92-9
]
[
2013
703
1
1
149-64
]
[
COVENIN
2002
]
[
2009
595-629
]
[
2006
32
5
5
606-15
]
[
2008
81
1
1
69-74
]
[
2003
20
56-62
]
[
EPA
1996
]
[
2011
40
1
1
7-23
]
[
2014
82
1 - 2
1 - 2
221-6
]
[
2012
733
1 -2
1 -2
69-77
]
[
2010
58
3
3
129-40
]
[
2005
]
[
2000
137
4
4
691-703
]
[
2004
229
5
5
383-92
]
[
2013
322
]
[
1993
44
97-110
]
[
2017
124
1
1
356-66
]
[
2009
164
1
1
265-70
]
[
2006
367
2 - 3
2 - 3
855-71
]
[
2015
6
4
4
61-74
]
[
2005
21
3
3
115-24
]
[
2013
20
12
12
8947-54
]
[
2010
13
2
2
61-70
]
[
MAE
2015
]
[
1997
48
2
2
337-46
]
[
2011
53
2
2
178-86
]
[
2012
4
4
4
19-32
]
[
2007
375
1 - 3
1 - 3
204-31
]
[
2017
58
]
[
1979
22
1
1
230-7
]
[
2011
60
3
3
426-36
]
[
2007
62
2
2
123-36
]
[
2017
15
2
2
278-86
]
[
1999
37
8 - 12
8 - 12
393-403
]
[
2017
90
10-7
]
[
2016
10
2
2
25-30
]
[
2008
33
2
2
112-9
]
[
2016
60
]
[
2016
10
1
1
19-28
]
[
1991
6
2
2
195-200
]
[
SENAGUA
2009
]
[
2006
143
2
2
252-61
]
[
2001
278
1 - 3
1 - 3
239-61
]
[
1996
328
3
3
215-61
]
[
2007
148
3
3
630-9
]
[
2000
375
]
[
2015
187
12
12
]
[
2018
50
2
2
489-93
]
[
2018
194
107-16
]
[
2013
33
245-324
]