客船「南丫四號」缺少了一道水密門(英语:Compartment_(ship)#Doors)的水密隔艙設計,使得該客輪發生事故時快速翻沉。 防雷鼓包 SHIP COMPARTMENTATION AND WATERTIGHT INTEGRITY (PDF). United States Navy. [2018-06-19]
British Wreck Commissioner's Inquiry, Final Report (Description of the ship Watertight Compartments.). 1912-07-30 [2012-04-14]. (原始内容存档于2014-01-03). Report