Exploring the Alternative Learning System Radio-based Instruction. Asia Pacific Journal of Social and Behavioral Sciences, [S. l.], v. 15, p. 79–92, 2018. DOI: 10.57200/apjsbs.v15i0.141. Disponível em: https://apjsbs.buksu.edu.ph/index.php/APJSBS/article/view/127. Acesso em: 4 jun. 2026.