López Acosta, Douglas Johnattan, and Ernesto Valentín Guzmán Martínez. “Analysis of Content and Specific Competencies in Physical Education at Different Educational Levels”. MENTOR revista de investigación educativa y deportiva 2, no. 6 (September 28, 2023): 1199–1212. Accessed May 10, 2026. https://revistamentor.ec/index.php/mentor/article/view/6521.