"Tournament Handbook"(PDF). American Jujitsu Association. September 23, 2008. Archived(PDF) from the original on 2022-10-09. Retrieved January 7, 2021.
"Tournament Handbook"(PDF). American Jujitsu Association. September 23, 2008. Archived(PDF) from the original on 2022-10-09. Retrieved January 7, 2021.