Nascimento, Juarez Vieira do, Celso Souza, Christi Noriko Sonoo, and Shizue Mizuta. 2008. “The Attitudes of Academics at the State University of Maringa Regarding Sport at 3 Grade: A Longitudinal Study”. Journal of Physical Education 2 (1), 51-56. https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/4070.