TY  - BOOK
AU  - Biskup J Ed.
AU  -  Demetrovics J Ed.
AU  -  Paredaens J Ed.
ED  - Symposium on M F D B S`87 (1 : 1987 : Dresden)
TI  - Proceeding on mathematical fundamentals of database systems
T2  - Lecture notes in computer science; 305
U1  - D65,8(B):3(B)p1,N87, M8 
PY  - 1988///
CY  - Berlin
PB  - Springer Verlag      
KW  - Database
ER  -