Usman A, Munandar K, Utomo AP. How can PBL promote critical thinking skills in biology material? A systematic literature review in reputable journals. RADEN [Internet]. 2024 May 28 [cited 2024 Nov. 22];4(1):450-64. Available from: https://ejournal.umm.ac.id/index.php/raden/article/view/32401