Nunung Nurhayati, Tri Wahyu Agustina, Ucu Julita. The Effectiveness of the Problem-Based Learning Model in Enhancing Critical Thinking Skills: A Gender-Differentiated Analysis in Biology Learning. indonesian. technology. and. education. j. [Internet]. 2026 May 14 [cited 2026 Aug. 5];4(1):223-37. Available from: https://journal.diginus.id/ITEJ/article/view/1239