Guntur, Guntur, Ngatman Ngatman, Sridadi Sridadi, Danang Pujo Broto, and Duwi Kurnianto Pambudi. “Pengujian Validitas, Reliabilitas, Dan Relevansi Norma Penilaian ‘dyer Tennis test’ Terhadap Tingkat Keterampilan Bermain Tenis”. Jurnal Keolahragaan 8, no. 2 (December 14, 2020): 195–203. Accessed May 10, 2025. https://journal.uny.ac.id/index.php/jolahraga/article/view/35266.