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Comenius University, Bratislava
http://www.uniba.sk/mffuk/e/index.htm
Faculty of Mathematics and Physics.
Slovak Academy of Sciences
http://www.saske.sk/MI/
Mathematical Institute; Extension in Kosice.
Technical University of Ko?ice
http://www.tuke.sk/fei-km/KM-A/km_A.htm
Department of Mathematics.