Lutfianasari U, Nasikah I. Effective Strategies for Boosting Critical Thinking and Learning Motivation: The PQ4R Approach. J. Educ. Chem. [Internet]. 2024 Jun. 23 [cited 2025 Feb. 7];6(1):1-10. Available from: https://journal.walisongo.ac.id/index.php/jec/article/view/21668