Rio de Janeiro At Gracie Humaita

http://waldirleite.blogspot.com/2011/01/colombiano-como-shakira-luis-carreno.html

Revista Tatame

http://tatame.com.br/2010/06/14/Jiu-Jitsu-no-exercito-e-favelas-colombianas

Gracie Mag

http://www.graciemag.com/en/2010/08/thanks-to-bruce-lee-royce-gracie-close-to-teaching-in-colombia/

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