GMDSS Handbook
VHF Personal Locator Beacon White Paper
Basics of Navigation (In russian)
Solas assigment
SNPWG 15 – RADIO SIGNALSHelsinki – 15/11/2012 Potential base for Radio Signals Items Specifications : Jusslandian List of Radio Signals.
Handbook for Marine Radio Communciation
(104-114) - GMDSS.pdf
GMDSS Maritime Radio Operator
RYA VHF Radio SRC Assessments.pdf
GMDSS Brochure
Meteorological and hydrological service of Croatia Adriatic Marine Meteorological Center (AMMC) contribution to WIGOS implementation (updated version)
