the Iron-clad Turtle Boats of Admiral Yi Sun-sin," Korea Journal 17:1 (January 1977): 34 Hae-Ill Bak: “A Short Note on the Iron-clad Turtle Boats of Admiral
Ninja Turtles: Turtles in Time)中,一处未来派的关卡叫做“恒星基地:前龟未至之境”(Starbase: Where No Turtle Has Gone Before) 在美国动画片《唐老鸭俱乐部》中,有一集叫做“前鸭未至之境”(Where No Duck Has Gone
194–210. Overstreet, L. M. Always On Guard. Outlook. 1922-10-18: 290–294. Turtle Branded by Capt. Cook In 1773 Is Now Found Alive. The New York Times. 1923-06-28: