LIS, A.; TOMANEK, M. Mapping the intellectual and conceptual structure of physical education research: Direct citation analysis. Physical Education of Students, [S. l.], v. 25, n. 2, p. 67–84, 2021. DOI: 10.15561/20755279.2021.0201. Disponível em: https://www.sportedu.org.ua/index.php/PES/article/view/1307. Acesso em: 14 jul. 2026.