relation: http://acta.bibl.u-szeged.hu/38521/ title: Acta Cybernetica : Volume 17. Number 3. date: 2006 type: Folyóirat type: NonPeerReviewed format: full language: hu identifier: http://acta.bibl.u-szeged.hu/38521/1/cybernetica_017_numb_003.pdf identifier: Acta Cybernetica : Volume 17. Number 3. (2006) language: eng