Kunakom, Nadol, and Maneeya Surat. 2022. “DEVELOPMENT OF CRITICAL THINKING ABILITY TEST FOR MATHAYOMSUKSA 1 STUDENTS UNDER SECONDARY EDUCATIONAL SERVICE AREA OFFICE BUENGKAN THROUGH 3PL IRT MODEL”. Journal of Srilanchang Review 8 (1):89-102. https://so06.tci-thaijo.org/index.php/jslc/article/view/256824.