^Andrews, Dr. Chris. "An Interpet Guide to Fancy Goldfish", Interpet Publishing, 2002. - ISBN1-902389-64-6
^Christensen, Larry; Ponzio, Peter; Taylor, Scott; Reynolds, Tony; Parker, John. "GFSA - Ask the Judges"(PDF). golfishpages.com. Goldfish Society of America. Archived from the original(PDF) on October 14, 2018.
^"EGGFISH". Bristol Aquarists' Society. Retrieved 13 October 2018.