Authors
Adam Michał Szulc
Faculty of Health Sciences and Physical Education, Kazimierz Wielki University, Bydgoszcz, Poland
Piotr Prokopowicz
Faculty of Computer Science, Kazimierz Wielki University, Bydgoszcz, Poland
Dariusz Mikołajewski
Faculty of Computer Science, Kazimierz Wielki University, Bydgoszcz, Poland