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2. . Partyka A, Łubniewski Z, Stepnowski A, Gajewski J (2006) Remotely accessible Web-based GIS for real time monitoring and mapping of the marine environment. In: Jesus SM and Rodriguez OS, Proceedings of the 8th European Conference on Underwater Acoustics, Carvoeiro, pp 609-614
3. Bikonis K, Moszyński M, Chybicki A, Kociński P (2006) 3D imaging software tools for multibeam sonar data. J Hydroacoustics 9: 17–22
4. . MarineTraffic.com, Live ship maps - AIS - vessel traffic and position, developed and hosted by the Department of Product & Systems Design Engineering - University of the Aegean,
http://www.marinetraffic.com/ais/