V. Ivaskiene, R. Minkevicius, V. Skyriene, and K. Smirnovas, “THE ATTITUDE OF LITHUANIAN SCHOOL STUDENTS ( YOUNG BOYS AND TEENAGERS ) TOWARDS PHYSICAL ACTIVITY AS A VALUE TO STAY HEALTHY”, SIE, vol. 3, pp. 415–423, Jul. 2015, doi: 10.17770/sie2014vol3.697.