S. Buaban, S. Areeraksakul Konglok, and C. Puttirungroj, “The Effects of Problem based Learning Management on Mathematical Literacy in Statistics of Grade 8 Students at Thung Pho Thale Pittaya School in Kamphaeng Phet Province”, JSBR, vol. 4, no. 3, pp. 305–317, Sep. 2026.