Szczepanik, K., Lech, G., Witkowski, K., Jaworski, J., Palka, T., Piepiora, P. Julkaisussa Archives of Budo (2023) “...combat sports...”
Piepiora, P., Superson, M., Witkowski, K., Maslinski, J., Migasiewicz, J. Julkaisussa Archives of Budo Science of Martial Arts and Extreme Sports (2018) “...combat sports...”
Jaworski, J., Lech, G., Witkowski, K., Bujas, P., Szczepanik, K., Piepiora, P. Julkaisussa Frontiers in Psychology (2023) “...combat sports...”
Witkowski, K., Piepiora, P., Grochola, M. Julkaisussa Archives of Budo Science of Martial Arts and Extreme Sports (2018) “...combat sports...”
Piepiora, P., Petre, L., Witkowski, K. Julkaisussa Archives of Budo (2021) “...combat sports...”
Witkowski, K., Superson, M., Piepiora, P. Julkaisussa Archives of Budo (2021) “...combat sports...”
Piepiora, P., Bagiñska, J., Jaœkowska, K., Witkowski, K. Julkaisussa Archives of Budo (2022) “...combat sports...”
Piepiora, P., Reguli, Z., Witkowski, K., Maœliñski, J., Dzióba, N., Piepiora, Z. Julkaisussa Archives of Budo (2022) “...combat sports...”
Piepiora, P., Witkowski, K. Julkaisussa Archives of Budo (2020) “...combat sports...”
Mackala, K., Witkowski, K., Vodicar, J., Šimenko, J., Stodolka, J. Julkaisussa Archives of Budo (2019) “...combat sports...”
Andrzejewska, J., Burdukiewicz, A., Stachon, A., Pietraszewska, J., Stefaniak, T., Witkowski, K., Maslinski, J., Harmacinski, D. Julkaisussa Archives of Budo (2019) “...combat sports...”
Piepiora, P., Witkowski, K., Migasiewicz, J. Julkaisussa Journal of Combat Sports and Martial Arts (2017) “...Journal of Combat Sports and Martial Arts...”
Piepiora, P., Superson, M., Witkowski, K. Julkaisussa Journal of Combat Sports and Martial Arts (2017) “...Journal of Combat Sports and Martial Arts...”
Sieluzycki, C., Maslinski, J., Kaczmarczyk, P., Kubacki, R., Cieslinski, W. B., Witkowski, K. Julkaisussa PLOS ONE (2019) “...combat sports...”
Piepiora, P., Superson, M., Witkowski, K. Julkaisussa Archives of Budo Science of Martial Arts and Extreme Sports (2017) “...combat sports...”
Pozarowszczyk, B., Pawlaczyk, W., Smoter, M., Zarzycki, A., Mroczek, D., Kumorek, M., Witkowski, K., Kawczynski, A. Julkaisussa Journal of Human Kinetics (2017) “...combat sports...”
Maslinski, J., Piepiora, P., Cieslinski, W., Witkowski, K. Julkaisussa Archives of Budo (2017) “...combat sports...”
Bakonska-Pacon, E., Dziubek, W., Forgiel, G., Murawska-Cialowicz, E., Zaton, M., Witkowski, K. Julkaisussa Archives of Budo (2017) “...combat sports...”
Socha, M., Witkowski, K., Jonak, W., Sobiech, K. A. Julkaisussa Archives of Budo (2016) “...combat sports...”
Witkowski, K., Sobecki, J., Maslinski, J., Cieslinski, W. B., Rokita, A., Kalina, R. M. Julkaisussa Archives of Budo (2016) “...combat sports...”