HOLGADO TELLO, F. P.; BARBERO GARCÍA, M. I. Introduction to the Monograph: Content Validation from Qualitative and Quantitative Methodologies. Acción Psicológica, [S. l.], v. 10, n. 2, p. 1–2, 2014. DOI: 10.5944/ap.10.2.11819. Disponível em: https://revistas.uned.es/index.php/accionpsicologica/article/view/11819. Acesso em: 3 jun. 2023.