Khumhan S, Thongpanit P, Srikhao S. THE RESULTS OF IMPLEMENTING A LEARNING MANAGEMENT MODEL FOR ENHANCING ANALYTICAL PROBLEM-SOLVING SKILLS AND SCIENTIFIC ATTITUDES OF VOCATIONAL CERTIFICATE STUDENTS. JMND [internet]. 2026 May 31 [cited 2026 Sep. 28];13(6):130-4. available from: https://so03.tci-thaijo.org/index.php/JMND/article/view/300095