Yuliyana, M. (2022) “The development of worksheet based on project based learning to increase critical thinking skills of alternative energy themes”, The International Journal of Social Sciences World (TIJOSSW), 4(2), pp. 180–186. Available at: https://www.growingscholar.org/journal/index.php/TIJOSSW/article/view/265 (Accessed: 3 November 2026).