@article{damacena_moreira_petroll_2017,  title={MARTIAL ARTS MARKET DEMAND: TEST AND VALIDATION OF A MODEL ON THE BRAZILIAN JUDO CONTEXT},  volume={18},  ISSN={1678-6971},  url={https://doi.org/10.1590/1678-69712017/administracao.v18n3p147-177},  DOI={10.1590/1678-69712017/administracao.v18n3p147-177},  number={3},  journal={RAM. Revista de Administração Mackenzie},  publisher={Editora Mackenzie; Universidade Presbiteriana Mackenzie},  author={DAMACENA, CLÁUDIO and MOREIRA, VITOR CESAR and PETROLL, MARTIN DE LA MARTINIÈRE},  year={2017},  month={May},  pages={147–177} }