Nogueira, Quefren Weld Cardozo. 2010. “<b>Ethics in Volleybal and the Sporting spirit</b&gt; - Doi: 10.4025/reveducfis.V21i3.8040”. Journal of Physical Education 21 (3), 503-16. https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/8040.