ESCARAVAJAL RODRÍGUEZ, Juan Carlos. Los circuitos permanentes de orientación en España (The permanent orienteering circuits in Spain). Retos, [S. l.], v. 39, p. 667–674, 2021. DOI: 10.47197/retos.v0i39.79950. Disponível em: https://www.revistaretos.org/index.php/retos/article/view/79950. Acesso em: 13 jun. 2026.