HAMZAH. KONTRIBUSI KELENTUKAN PERGELANGAN TANGAN TERHADAP KETERAMPILAN SERVIS BACKHAND BULUTANGKIS ATLET KLUB PB. GARUDA. Jurnal Olahraga Indragiri, [S. l.], v. 4, n. 1, p. 171–186, 2020. Disponível em: https://ejournal-fkip.unisi.ac.id/joi/article/view/1411. Acesso em: 8 jun. 2025.