TY - BOOK AU - Deenand S M Ed. AU - Hammersley P Ed. ED - Confrence on database (1980 : Aberdeen UK) TI - Proceeding on database T2 - British computer society workshop series U1 - D65,8(B):3p1,N80, M0 PY - 1980/// CY - London PB - Heyden KW - Database KW - Computer science ER -