STOYKOV, Krasimir; DIMENCHEV, Georgi; TSEKOV, Lyubomir. IMPROVING TECHNICAL SKILLS IN YOUNG TENNIS PLAYERS THROUGH SUBTHRESHOLD VISUAL PERCEPTIONS. KNOWLEDGE - International Journal , [S. l.], v. 74, n. 4, p. 547–551, 2026. Disponível em: https://ojs.ikm.mk/index.php/kij/article/view/8131. Acesso em: 10 aug. 2026.