1. Long way to the Czestochowa Declarations 2015: HMA against MMA;Kalina;Proceedings of the 1st World Congress on Health and Martial Arts in Interdisciplinary Approach,2015
2. The European karate today: The opinion of experts;Cynarski;Ido Mov. Cult. J. Martial Arts Anthropol.,2014
3. Social status of karate and personal benefits declared by adults practicing karate;Witkowski;Arch. Budo Sci. Martial Arts Extrem. Sports,2017
4. The Social Animal;Aronson,2020