Pérez-Martín, L., Augustovicova, D., Martínez-de-Quel, Ó., Tabben, M., Arriaza, R. Julkaisussa The Journal of Sports Medicine and Physical Fitness (2021)
Piepiora, P., Witkowski, K., Migasiewicz, J. Julkaisussa Journal of Combat Sports and Martial Arts (2017)