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GMDSS Handbook
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Annex - 4
Maritime Safety Information (MSI)
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Annex 4-1 A.706(17) IMO/IHO World-Wide Navigational Warning Service: Guidance Document WWNWS
Annex 4-2 MSC/Circ,426/ Rev,1 NAVTEX Manual
Annex 4-3 COM 38/4/3 Draft International SafetyNET Manual

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Radio Officer й 2002 Edition
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