“Study on Youth Handball Regulations: A Documental Analysis on the Mandatory Use of Individual Defensive System in under-12 and under-14 Competitions”. Journal of Physical Education (Maringá) 29, no. 1 (junho 21, 2018): e-2952. Acesso em junho 4, 2026. https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/38301.