ELMA P. ANTONIO, DIOSA B. DACOY, JENERWIN T. COLUMNA. PENS TO LENS: A Sequential Explanatory Study Learning Engagement through CSU Learning Environment Network System of Pre-service Elementary Teachers of CSU Lal-lo. Journal of Social Sciences and Humanities, [S. l.], v. 1, n. 1, p. 10, 2023. Disponível em: https://csu.org.ph/jssh/article/view/1-2-2023-06. Acesso em: 4 feb. 2026.