TY - BOOK AU - Nijssen G M ED - IFIP Working conference on Modelling in Data Base Management Systems( 4th : 1977 : France ) ED - IFIP Working conference on Modelling in Data Base Management Systems 4th TI - Architecture and models in data base management systems : proceedings U1 - 5.74 PY - 1977/// CY - Amsterdam PB - North Holland KW - Data base management systems KW - Modelling ER -