Pereira, R. S., Nista-Piccolo, V. L., & Santos, S. A. P. dos. (2009). <b>Physical education in the initial stages of elementary school: the look of a polyvalent teacher</b&gt; - DOI: 10.4025/reveducfis.v20i3.6783. Journal of Physical Education , 20(3), 343-352. Retrieved from https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/6783