Souza, Mario Alberto Pereira, Robson Bonoto Teixeira, and Paulo Lanes Lobato. 2012. “<b>Expressions of Anxiety in Amateur Pre-Competitive swimmers</b&gt; - Doi: 10.4025/reveducfis.V23i2.14737”. Journal of Physical Education (Maringá) 23 (2), 195-203. https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/14737.