Ureña Lopera, Christian, José Luis Chinchilla-Minguet, and Alfonso Castillo-Rodríguez. “Relación De La motivación Y El Flow Situacional En Futbolistas sub16 En Estado Basal Y Precompetitivo (Relationship Between Motivation and Situational Flow in u16 Soccer Players in Basal and Precompetitive State)”. Retos 37 (January 1, 2020): 480–485. Accessed June 10, 2026. https://revistaretos.org/index.php/retos/article/view/70937.