1390-6712
1390-6712
S1390-67122019000200025
10.24133/maskay.v9i2.1058
Ecuador
Ecuador
Ecuador
00
11
2019
00
11
2019
9
2
25
30
[
2012
8
1
1
163-72
]
[
2012
2-25
]
[
2017
121
306-13
]
[
2009
10
57-68
]
[
2016
1-10
]
[
2015
18
2
2
385-92
]
[
2016
33
2
2
106-16
]
[
2006
107-10
]
[
2013
1
1
1
4-14
]
[
Eressea Solutions
2014
]
[
2015
2015
Lodz, Poland
]
[
2016
3
1
1
1-9
]
[
2014
33
1-9
]
[
2015
]
[
2014
3
9
9
1276-81
]
[
2015
11
1
1
38-41
]
[
2017
]
[
2014
63
1
1
166-76
]
[
2011
344
]