Inuris, J. ., and C. . Cheausuwantavee. “THE LEARNING MANAGEMENT USING ACTIVITY BASED LEARNING WITH COOPERATIVE LEARNING ON MATHEMATICAL PROBLEM SOLVING ABILITY AND LEARNING ACHIEVEMENT IN LINEAR EQUATIONS IN ONE VARIABLE OF SEVENTH GRADE STUDENTS FROM SRINAKHARINWIROT UNIVERSITY PRASARNMIT DEM”. Journal of MCU Nakhondhat, vol. 9, no. 5, May 2022, pp. 186-97, https://so03.tci-thaijo.org/index.php/JMND/article/view/261257.