Portable coastal operational oceanographic system to monitor the harbor-related environmental impacts in Estonia [Electronic resource]Elken, Jüri; Kõuts, Tarmo; Raudsepp, Urmas; Sipelgas, LiisProceedings of the USA-Baltic International Symposium "Advances in Marine Environmental Research, Monitoring and Technologies" : Klaipeda, 15-17 June, 20042004 / [6] p. [CD-ROM] https://ieeexplore.ieee.org/document/7296771