0366-5232
0366-5232
S0366-52322021000100214
10.15446/caldasia.v43n1.81909
Czech Republic
Ecuador
00
06
2021
00
06
2021
43
1
214
217
[
1979
31
243-7
]
[
1980
32
437-51
]
[
2011
2a
139-96
]
[
2018
372
4
4
296-300
]
[
2019
76
2
2
]
[
2010
42
1
1
19-33
]
[
1997
a
25-35
]
[
1997
b
7
235-41
]
[
1994
34
1-443
]
[
1999
75
11181
]
[
2014
15
17
17
99-1
]
[
2019
]