Se ณ. .; Wongsapan ม. . DEVELOPMENT OF MATHEMATICS LEARNING ACHIEVEMENT AND MATHEMATICAL CONNECTION ABILITY OF MATAYOMSUKSA 5 STUDENTS BY USING PROBLEM – BASED LEARNING MANAGEMENT. Journal of MCU Nakhondhat, Nakhon Si Thammarat, Thailand, v. 7, n. 8, p. 104–119, 2020. Disponível em: https://so03.tci-thaijo.org/index.php/JMND/article/view/246264. Acesso em: 13 aug. 2022.