"Straightforward formalization of the relational model."

Timo Niemi, Kalervo Järvelin (1985)

Details and statistics

DOI: 10.1016/0306-4379(85)90010-9

access: closed

type: Journal Article

metadata version: 2017-05-20

a service of  Schloss Dagstuhl - Leibniz Center for Informatics