参考文献

    [1] U. S.Department of Defense, “Freedom of Navigation (FON) Program, ” February 28, 2017, https：//policy.defense.gov/Portals/11/DoD%20FON%20Program%20Summary%2016.pdf？ver＝2017-03-03-141350-380, 2019-10-09.

    [2] Armin Rappaport and William Earl Weeks, “Freedom of the Seas, ” in Alexander DeConde et al.eds.,Encyclopedia of American Foreign Policy, Vol.2, New York: Charles Scribner's Sons, 2002, pp.111, 121.

    [3] J. M.Kenworthy and George Young, The Freedom of the Seas, London..