Solanellas Donato, Francesc, and Joan Borriesser Roldán. “Estudio Comparativo Del Patrocinio De Equipos Profesionales En España. El Caso Del Futbol, Baloncesto, Balonmano Y Hockey (Comparative Study of Professional Teams Sponsorships in Spain. The Case of Football, Basketball, Handball, and Hockey)”. Retos, vol. 34, July 2018, pp. 205-11, https://doi.org/10.47197/retos.v0i34.59354.