Translation of Relation Schemes, Balanced Relation Schemes and the Problem of Key Representation.

János Demetrovics Ho Thuan Nguyen Xuan Huy Le Van Bao Translation of Relation Schemes, Balanced Relation Schemes and the Problem of Key Representation. 81-97 1987 23 Elektronische Informationsverarbeitung und Kybernetik 2/3 db/journals/eik/eik23.html#DemetrovicsTHB87