Office of Marine and Aviation Operations (2013). "Safety News: Gangway Safety"(PDF). Washington, DC: United States National Oceanic and Atmospheric Administration (NOAA). Archived from the original(PDF) on 2013-02-14. Retrieved 2014-06-17.
Office of Marine and Aviation Operations (2013). "Safety News: Gangway Safety"(PDF). Washington, DC: United States National Oceanic and Atmospheric Administration (NOAA). Archived from the original(PDF) on 2013-02-14. Retrieved 2014-06-17.
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Furse, George Armand (1888). Embarkation and Disembarkation of Troops. Holbroook & Son: Holbroook & Son. OCLC774601520.
American Expeditionary Forces (1917). Provisional instructions on disembarkation, entraining and detraining of troops in France. Washington, DC: United States Army. OCLC18529496.