SOUTHEASTERN PHILIPPINES JOURNAL OF RESEARCH AND DEVELOPMENT. Information for Authors. Southeastern Philippines Journal of Research and Development, [S. l.], v. 26, n. 1, 2021. DOI: 10.53899/spjrd.v26i1.127. Disponível em: https://journal.usep.edu.ph/index.php/Southeastern_Philippines_Journal/article/view/127. Acesso em: 24 oct. 2025.