RAGALUTU, Herlina; IBRAHIM, Nurdin; NOMIDA, Diana. Development of Learning Materials Based on Local Culture in Basic School Using Waterfall Methods. International Journal of Psychosocial Rehabilitation, [S. l.], v. 24, n. 1, p. 728–738, 2020. DOI: 10.61841/n36y0z03. Disponível em: https://www.psychosocial.com/index.php/ijpr/article/view/238. Acesso em: 14 jun. 2025.