1.
Menéndez Santurio JI, Fernández-Río J. Responsabilidad social, necesidades psicológicas básicas, motivación intrínseca y metas de amistad en educación física (Social responsibility, basic psychological needs, intrinsic motivation, and friendship goals in physical education). Retos [Internet]. 2017 Jul. 1 [cited 2025 Sep. 22];32:134-9. Available from: http://207.180.252.49/index.php/retos/article/view/52385