^Walker, George K. Definitions for the Law of the Sea: Terms Not Defined by the 1982 Convention. Leiden: Martinus Nijhoff Publishers, 2012.
^Little, William; Fowler, H W; Coulson, Jesse; Onions, C T; Friedrichsen, G. W. S. (1983). The Shorter Oxford English Dictionary on Historical Principles (Volume II) (3rd ed.). London: Book Club Associates. p. 1838.
^Black, Henry Campbell; Garner, Bryan Andrew (2009). Black's law dictionary (9th ed.). St. Paul, Minn: West. p. 1443. ISBN978-0314199492.
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