Tomasz Tytus Gabrys Jan Dlugosz University, Czestochowa Poland
Pedagogical Faculty Institut of Physical Education, Tourism and Physioterapy, professor
Arkadiusz Stanula The Jerzy Kukuczka Academy of Physical Education, Katowice Poland
Department of Sports Training, Section of Methodology, Statistics and Computer Science
Urszula Szmatlan-Gabryś University School of Physical Education, Cracow Poland
Department of Anatomy