[1]
Podstawski, R., Zwolinska, D. and Nowosielska-Swadzba, D. 2015. Problems of safety and risk in physical education. Pedagogics, psychology, medical-biological problems of physical training and sports. 19, 10 (Oct. 2015), 82–89. DOI:https://doi.org/10.15561/18189172.2015.1013.