1028-9933

1028-9933

S1028-99332023000100030

Cuba

00 00 2023

00 00 2023

102

1

2019

2

2019

2019

Holguin

3

Ministerio de Educación Superior 2020

4

2022 20 6 6

5

2019

6

2020 34 1 1

7

2017

8

2013 27 2 2

269-86

9

2019 26 3 3

338-48

10

2018 21 4 4

181-93

11

2020 24 1 1

12

2020 16 73 73

214-20

13

2018 12 1 1

14

2021 20 44 44

43-52

15

2018 22 3 3

446-62