Telles, T. C. B., and C. R. A. Barreira. “Starting a fight: a phenomenological and comparative study among karate, capoeira and MMA athletes”. Revista de Artes Marciales Asiáticas, vol. 11, no. 2s, Sept. 2016, pp. 84-85, doi:10.18002/rama.v11i2s.4184.