Muzaffar Saminjonovich Maqsudov. THE EFFECTIVENESS OF PROBLEM-BASED LEARNING AND CASE- STUDY METHODS IN DEVELOPING CHEMICAL THINKING: AN EXPERIMENTAL STUDY . journal [Internet]. 2026 Jun. 6 [cited 2026 Jul. 21];70(6):481-5. Available from: https://journalss.org/index.php/tal/article/view/32564