:2020 ,no. 1-4. Acta Electrotechnica et Informatica : an International Peer-Reviewed Scientific Journal Published Quarterly by the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. Košice : Technická univerzita v Košiciach, Fakulta elektrotechniky a informatiky, 2020. 4x ročne. ISSN 1335-8243 [Copy count : 1, currently available 0, at library only 1]