↑ Hancox, David; Prescott, Victor (1995). A Geographical Description of the Spratly Islands and an Account of Hydrographic Surveys amongst Those Islands. Maritime Briefings. 1. University of Durham, International Boundaries Research Unit. tr. 26. ISBN978-1897643181.Quản lý CS1: nhiều tên: danh sách tác giả (liên kết)
1 2 Sailing Directions 161 (Enroute) - South China Sea and the Gulf of Thailand (ấn bản 13). Bethesda, Maryland: National Geospatial-Intelligence Agency. 2011. tr. 10.
