- Authors Ágnes Kovácsné Koreny Abstract - Keywords: - PDF (Magyar) Published Online 2009-12-10 How to Cite Kovácsné Koreny, Ágnes “-”, Scientific and Technical Information, 56(11-12), pp. 569–575, 2009. More Citation Formats TMT Issue Vol. 56 No. 11-12 (2009) Section EU Informations