Serrano Rodrigues, L., Cursiol, J.A. and Barreira, C.R.A. 2021. Subjective boundaries between fight and violence in the experience of professional MMA fighters. Revista de Artes Marciales Asiáticas. 16, 1 (May 2021), 33–46. DOI:https://doi.org/10.18002/rama.v16i1.6488.