PABRO, B. R.; DIONISIO-SESE, M. L. Assessment of Supplementary Learning Resource Material on Selected Topic in Economics. International Journal on Open and Distance e-Learning, [S. l.], v. 6, n. 1, 2020. Disponível em: https://ijodel.upou.edu.ph/index.php/ijodel/article/view/51. Acesso em: 4 may. 2024.