ผิวนวล จ. A STUDY OF MATHEMATICS LEARNING ACHIEVEMENT AND SKILLS IN GROUP WORK BY ORGANIZING LEARNING ACTIVITIES BASED ON DAPIC ON MATHEMATICAL SKILLS AND PROCESSES OF MATHAYOMSUKSA THREE STUDENTS. AJPU [Internet]. 2020 Oct. 22 [cited 2024 May 4];11(2). Available from: https://so01.tci-thaijo.org/index.php/AJPU/article/view/240021