จุยคำวงศ์ ณ., วิชัยวงษ์ ม., and จุยคำวงศ์ ณ. “The Construction of Learning Activity Package for Mathematics Subject Group on the Decimal Topic by Using Game Activity for Pathomsuksa 6 Students”. Chophayom Journal, vol. 30, no. 1, May 2019, pp. 261-70, https://so01.tci-thaijo.org/index.php/ejChophayom/article/view/169052.