Limits of Oceans and Seas, 3rd edition [online]. International Hydrographic Organization, 1953, [cit. 2010-08-22]. Dostupné online. Archivované 2011-10-08 z originálu. (po anglicky)
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Limits of Oceans and Seas, 3rd edition [online]. International Hydrographic Organization, 1953, [cit. 2010-08-22]. Dostupné online. Archivované 2011-10-08 z originálu. (po anglicky)