1. Physical Education School, Federal University of Pelotas, Luiz de Camões, 625 – Bairro Tablada, Pelotas, Rio Grande do Sul, ZIP: 96055-630, BRA.
2. Martial Arts and Combat Sports Research Group – School of Physical Education and Sport, University of São Paulo, São Paulo, ZIP: 05508-030, BRA.
3. Physical Education School, Federal University of Pelotas, Luiz de Camões, 625 – Bairro Tablada, Pelotas, Rio Grande do Sul ZIP: 96055-630, BRA.
4. Statistic Department, Mathematic Institute, Federal University of Rio Grande do Sul, Porto Alegre, ZIP:91509-900, Rio Grande do Sul, BRA.