TUNCER, A.; MADEN, T.; BADAT, T.; KOCAMAZ, D. The effects of 5x5 exercises on a quality of life of university students, who use smartphones during long periods. Physical Education of Students, [S. l.], v. 24, n. 5, p. 271–277, 2020. DOI: 10.15561/20755279.2020.0503. Disponível em: https://www.sportedu.org.ua/index.php/PES/article/view/1236. Acesso em: 3 aug. 2026.