Jiu-Jitsu de Hoy (Volumen 1º): programa oficial 2012 de cinturón blanco a cinturón negro 1er Dan : Rodríguez Dabauza, Pedro: Amazon.es: Libros
Rickson Gracie Reveals Why He Hasn't Been Wearing His Red Belt https://www.jiujitsutimes.com/rickson-gracie-reveals-hasnt-wearing-… | Red belt, Jiu jitsu, Interview