STOSIK, Aneta; LEŚNIEWSKA, Aleksandra. Coopetition between organizations in the sports services market. Journal of Education, Health and Sport, [S. l.], v. 7, n. 6, p. 1215–1222, 2017. Disponível em: https://apcz.umk.pl/JEHS/article/view/6219. Acesso em: 26 dec. 2024.