SZABÓ, P.-Z., GROSU, E.F., POP, I.N., ANDRÁS, Álmos, MONEA, D., MONEA, G. and SIMON-UGRON, Ágnes 2017. STUDY ON ATHLETES WHO UNDERWENT AN ATHLETIC TRAINING PROGRAM AT ALTITUDE IN ORDER TO INCREASE THEIR PULMONARY CAPACITY, TO IDENTIFY PSYCHOLOGICAL CHANGES REGARDING ATTENTION AND CONCENTRATION, THE PERSISTANCE OF MOTIVATION AND THE CORELATIONS BETWEEN THE . Studia Universitatis Babeș-Bolyai Educatio Artis Gymnasticae. 62, 3 (Sep. 2017), 13–26. DOI:https://doi.org/10.24193/subbeag.62(3).21.