Perception of discipline according to gender, type of school, sport activity and interest in physical education in Spanish students. lunes, 4 octubre 2010 | Motivación y promoción de la actividad física y el deporte Moreno, J. A., Cervelló, E., y Martínez Galindo, C. (2007). Perception of discipline according to gender, type of school, sport activity and interest in physical education in Spanish students. International Journal of Applied Sports Sciences, 19(2), 35-49.