สังข์แก้ว ธ. (2024) “ANALYSIS OF GAME AND SUCCESS LEVEL ON TENNIS ATHLETES PLAYING ON A CLAY COURT”, Academic Journal of Thailand National Sports University. Chonburi, Thailand, 16(3), pp. 179–190. available at: https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/262579 (accessed: 20 September 2026).