RODRÍGUEZ, Fernando Gabriel. From the Smile to the Sign of Joy. The Second-Person Perspective and Facial Expression During Early Childhood. Revista de Humanidades de Valparaíso, [S. l.], n. 22, p. 39–62, 2023. DOI: 10.22370/rhv2023iss22pp39-62. Disponível em: https://revistas.uv.cl/index.php/RHV/article/view/3592. Acesso em: 12 sep. 2025.