Perfeito, R. B., A. C. de A. Guimarães, W. B. Maria, A. Soares, and M. B. dos Santos. “Assessment of Teaching of Physical Education in the Perception of Students from Public and Private Schools”. Journal of Physical Education , Vol. 19, no. 4, Dec. 2008, pp. 489-9, https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/6009.