Santos, Vicente Abad; Lennhoff, Charles D. T. (1951). "The Taganak Island Lighthouse Dispute". American Journal of International Law. 45 (4): 680–688. doi:10.2307/2194249. JSTOR2194249. S2CID146872171.
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"Sulu Sea". The Encyclopedia of Earth. Retrieved 20 October 2021.
Santos, Vicente Abad; Lennhoff, Charles D. T. (1951). "The Taganak Island Lighthouse Dispute". American Journal of International Law. 45 (4): 680–688. doi:10.2307/2194249. JSTOR2194249. S2CID146872171.
Santos, Vicente Abad; Lennhoff, Charles D. T. (1951). "The Taganak Island Lighthouse Dispute". American Journal of International Law. 45 (4): 680–688. doi:10.2307/2194249. JSTOR2194249. S2CID146872171.