ANTONIO, Elma; DACOY, Diosa; COLUMNA, Jenerwin. 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. 78–89, 2023. DOI: 10.5281/zenodo.21451247. Disponível em: https://csu.org.ph/jssh/article/view/jssh-vol1no1-2023-006. Acesso em: 4 aug. 2026.