1390-7794
1390-7794
S1390-77942018000100167
10.31207/ih.v7i0.175
Ecuador
Ecuador
00
12
2018
00
12
2018
7
167
197
[
2009
1
401-19
]
[
1998
41
1
1
149-74
]
[
2003
55
4
4
550-78
]
[
1990
]
[
1998
]
[
1995
39
4
4
1001-24
]
[
2001
2
171-89
]
[
1989
]
[
2007
17
2
2
3-24
]
[
2009
]
[
1990
1
1
1
51-69
]
[
1997
]
[
1991
24
4
4
637-40
]
[
2005
]
[
2002
]
[
2004
]
[
2002
]
[
2003
42
167
167
377-404
]
[
2003
65
1
1
41-76
]
[
1996
]
[
1994
5
1
1
55-69
]
[
2010
17
1
1
3-24
]
[
2014
34
3
3
511-36
]
[
1992
]
[
2005
57
1
1
396-420
]
[
2015
]
[
2015
139-58
]