CRUZ GARCIA LIRIOS. Specification a Model for Study of Intervention. Global Journal of Human-Social Science, [S. l.], v. 20, n. C1, p. 1–4, 2020. Disponível em: https://socialscienceresearch.org/index.php/GJHSS/article/view/3089. Acesso em: 29 mar. 2024.