CAMPOS FLORES, Yorleny. Técnicas de investigación. Revista Académica Institucional, [S. l.], v. 3, n. 1, p. 1–8, 2021. Disponível em: https://rai.usam.ac.cr/index.php/raiusam/article/view/42. Acesso em: 31 aug. 2025.