KUROWSKI, P.; SZELAG, K.; ZALUSKI, W.; SITNIK, R. Accurate ball tracking in volleyball actions to support referees. Opto-Electronics Review, [S. l.], v. 26, n. 4, p. 296–306, 2018. DOI: 10.1016/j.opelre.2018.10.004. Disponível em: https://wydawnictwo.pan.pl/index.php/opelre/article/view/704. Acesso em: 30 aug. 2026.