2223-4861
2223-4861
S2223-48612021000300088
Ecuador
Cuba
00
09
2021
00
09
2021
48
3
88
97
[
2003
Blacksburg, Virginia
65-83
]
[
2011
42
106-15
]
[
2003
La Plata
10-21
]
[
ARCSA
2020
1-6
]
[
BBC News Mundo
2020
]
[
2020
47
4
4
103-13
]
[
2021
41
1
1
1-10
]
[
2008
1-161
]
[
2001
56
5-7
5-7
437-41
]
[
2002
54
3
3
329-35
]
[
2021
1-3
]
[
Hands Clean
2020
1-2
]
[
INEC- ESPAC
2020
]
[
INEC
2021
258
1-29
]
[
2011
2
1-321
]
[
La Hora
2020
]
[
2021
31
89-93
]
[
2012
11
2
2
333-49
]
[
2003
Fifth
226-414
]
[
2013
53
9
9
1689-99
]
[
2016
99
231-43
]
[
Wolfram Research
2010
1-2
]
[
2020
1-2
]