Systems approach based maritime traffic safety management in the Gulf of Finland (Baltic Sea)Aps, Robert; Fetissov, Mihhail; Goerlandt, Floris; Kujala, Pentti; Piel, Are; Thomas, JohnFrom small scales to large scales - The Gulf of Finland Science Days 2017, 9th-10th October 2017, Estonian Academy of Sciences, Tallinn : Oral presentations2017 / p. 8 https://www.etis.ee/File/DownloadPublic/ebda3e4a-2eb0-4f26-971f-f16046bc0bed?name=TheGulfOfFinlandScienceDays_2017.pdf&type=application%2Fpdf