Kumpirom, S., P. . Srichaisawat, and T. Charoensubmanee. “A Construction of Table Tennis Skill Test for Mattayomsuksa 1 Students in Demonstration Schools of Public University in Metropolis”. Academic Journal of Thailand National Sports University, vol. 7, no. 3, Sept. 2015, pp. 159-72, https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/256766.