Human capital and the productivity of companies. Revista Torreón Universitario, [S. l.], v. 11, n. 30, p. 123–130, 2022. DOI: 10.5377/rtu.v11i30.13427. Disponível em: https://revistas.unan.edu.ni/index.php/Torreon/article/view/3044. Acesso em: 9 aug. 2025.