Suwannatrai Y, Thongmoon M. DEVELOPMENT OF MATHEMATICAL PROBLEM SOLVING ABILITY AND LEARNING ACHIEVEMENT IN LOGARITHM FUNCTION OF MATHAYOMSUKSA FOUR STUDENTS BY ORGANIZING LEARNING ACTIVITIES BASED ON DAPIC. JMND [internet]. 2020 Nov. 30 [cited 2026 Oct. 10];7(11):16-33. available from: https://so03.tci-thaijo.org/index.php/JMND/article/view/248261