1727-8120

1727-8120

S1727-81202021000300901

Cuba

Venezuela

00 12 2021

00 12 2021

21 3 901 916

1

2019 17 2 2

1-13

2

Secretaría de Educación Pública 2004

3

1994

4

2009 12 3 3

183-94

5

2015 21 1 1

6

1984

7

2019 33 2 2

8

2009 2 2 2

9

2019 11 3 3

45-58

10

2018 5 9 9

59-71

11

2013

12

2018

13

2018 11 21 21

1-33

14

2018 7 7 7

218-2

15

2005 58 58

16

1979

17

2016 12 1 1

5-13

18

2010 3 5 5

19

2007

20

2018 31 31

83-96

21

2013

22

2018 22 2 2