GUILLÉN CORREAS, Roberto; PEÑARRUBIA LOZANO, Carlos. Incorporación de contenidos de Actividades en el Medio Natural mediante la investigación-acción colaborativa (Integration of Activities in the natural environment as contents of education trhough collaborative action-research). Retos, [S. l.], v. 23, p. 23–28, 2013. DOI: 10.47197/retos.v0i23.34562. Disponível em: http://www.revistaretos.org/index.php/retos/article/view/34562. Acesso em: 1 jul. 2025.