Kunakom, N., and M. Surat. “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, vol. 8, no. 1, June 2022, pp. 89-102, https://so06.tci-thaijo.org/index.php/jslc/article/view/256824.