M. MarcaidaJ. L. “GAMIFICATION IN VIRTUAL ECOLOGY (GIVE): ENHANCING CLASSROOM ENGAGEMENT IN PHYSICAL EDUCATION”. Proceedings of International Interdisciplinary Conference on Sustainable Development Goals (IICSDGs), Vol. 6, no. 1, Nov. 2023, pp. 150-8, https://journals.ubmg.ac.id/index.php/IICSDGs/article/view/1612.