P. Anuchaivong, P. Yatakoat, J. Meksawang, P. Wichaiyo, and P. Chaichan, “STUDENTS’ SATISFACTION IN LEARNING AND TEACHING MATHEMATICS OF HIGH SCHOOL IN MUANG DISTRICT, NAKHON PHANOM PROVINCE”, JMND, vol. 7, no. 9, pp. 394–408, Sep. 2020.