ISBN 9783540540090 books & textbook
MFDBS 91: 3rd Symposium on Mathematical Fundamentals of Database and Knowledge Base Systems, Rostock, Germany, May 6-9, 1991 (Lecture Notes in Computer Science, 495)
Thalheim, Bernhard Demetrovics, Janos Gerhardt, Hans-Detlef
Springer /1991-04-24 Paperback / 403 Pages
isbn-10: 3540540091 / isbn-13: 9783540540090
