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Janusz Gałecki
Józef Piłsudski University of Physical Education in Warsaw, Faculty of Physical Education and Sport in Biała Podlaska, Department of Theory and Methods of Physical Education
Lech Kurpeta
Józef Piłsudski University of Physical Education in Warsaw, Faculty of Physical Education and Sport in Biała Podlaska, Department of Theory and Methods of Physical Education
Igor Cieśeliński
Józef Piłsudski University of Physical Education in Warsaw, Faculty of Physical Education and Sport in Biała Podlaska, Department of Theory and Methods of Physical Education