ศรีอิทยาจิต ษมาพร, อเนกสุข สมโภชน์, and ปั้นหุ่น สมพงษ์. 2018. “The Development of Indicators to Indicate the Competency of Educational Measurement and Evaluation Supervisors under the Primary Educational Service Area; The Analysis of Empirical Validity, Sensitivity and Specification”. Al-HIKMAH Journal 8 (15):41-54. https://so01.tci-thaijo.org/index.php/HIKMAH/article/view/167813.