Sevilla. “JUXTAPOSING 21ST CENTURY SKILLS COMPETENCY BASE READINESS: FOR A PROPOSAL STUDENT TEACHER TRAINING PROGRAM”. Proceedings of International Interdisciplinary Conference on Sustainable Development Goals (IICSDGs), Vol. 6, no. 1, Nov. 2023, pp. 142-9, https://journals.ubmg.ac.id/index.php/IICSDGs/article/view/1611.