Castañeda-Lechuga, Carlos Humberto, Sergio Macias-Ruvalcaba, Jesús José Gallegos-Sánchez, and Mario Alberto Villarreal-Angeles. “Mejora De Constructos físicos En Adultos Mayores De La Zona Norte De México (Improvement of Physical Fitness Components in Older Adults from Northern Mexico)”. Retos 37 (January 1, 2020): 258–263. Accessed June 13, 2026. https://revistaretos.org/index.php/retos/article/view/62258.