Grijalva Rosero , Jeferson Marcelo, Marco Javier Herrera Simbaña, Henry Patricio López Fierro, Nelson Fernando Ramon Calvache, Sandro Rolando Ullaguari Flores, and Andrés Ricardo Tamayo Benavides. 2026. “Periodization in Extracurricular Sports Training: Improvement in Physical and Technical Performance”. MENTOR Revista De investigación Educativa Y Deportiva 5 (1):127-36. https://doi.org/10.56200/mentor.v5i1.12398.