BARPAGIANNI, Elpida. Academic Centre STU, Bratislava - Mlynska dolina. 2017 Bratislava. Available on Internet: <http://is.stuba.sk/zp/portal_zp.pl?podrobnosti=130054 https://opac.crzp.sk/?fn=detailBiblioForm&sid=877A1C170D2F97A1DF3AA52BFB25>