บุญสอาด อ., กฤชคฤหาสน์ ส. and พงษ์ปิยะรัตน์ อ. (2014) “The Development of Assessment of Conceptual Knowledge in Physics by Using a Concept Map : Application of Generalizability Theory”, Journal of Behavioral Science for Development, 6(1). Available at: https://so02.tci-thaijo.org/index.php/JBSD/article/view/15998 (Accessed: 10 May 2024).