• Address from main organizersVinnikov, Dmitri; Liivik, Elizaveta18th International Symposium "Topical Problems in the Field of Electrical and Power Engineering". Doctoral School of Energy and Geotechnology III : Toila, Estonia, January 14-19, 2019 : [proceedings]2019 / p. [3] https://www.ester.ee/record=b5183874*est
• Address from main organizersVinnikov, Dmitri; Liivik, Elizaveta19th International Symposium “Topical problems in the field of electrical and power engineering. Doctoral school of energy and geotechnology. III” : Tartu, Estonia, January 14-17, 20202020 / p. [3] https://www.ester.ee/record=b5291755*est