Sports activities of secondary school students in Zvolen during their free time

Beťák, Boris, 1986-

Sports activities of secondary school students in Zvolen during their free time / Boris Beťák, Stanislav Azor

In Acta salus vitae : scientific journal. -- Praha : College of physical education and sport PALESTRA, 2013. -- ISSN 1805-8787. -- Vol. 1, no. 2 (2013), pp. 158-167