• On the water level measurements in the Gulf of Riga during 1961-2016 [Online resource]Männikus, Rain; Soomere, Tarmo; Kudryavtseva, Nadezhda2nd Baltic Earth Conference The Baltic Sea in Transition : Helsingør, Denmark, 11 to 15 June 2018 : conference proceedings2018 / p. 130-131 : ill https://www.baltic-earth.eu/publications/IBESPublications/No_13_Helsingor_Proceedings/2ndBalticEarthConferenceProceedings_IBESP_No13_web.pdf