1.
Hassan AA, Yusuf FM, Ibrahim M, Solang M, Mamu HD. Development of a problem based learning teaching module on the human respiratory system for class XI high school students. Inornatus Biol. Educ. J. [Internet]. 2025 May 15 [cited 2026 Jul. 7];5(2):40-54. Available from: https://journalfkipunipa.org/index.php/ibej/article/view/836