Jürgen M. Janas. Covers for Functional Independencies. In János Demetrovics, Bernhard Thalheim, editors, MFDBS 89, 2nd Symposium on Mathematical Fundamentals of Database Systems, Visegrád, Hungary, June 26-30, 1989. Volume 364 of Lecture Notes in Computer Science, pages 254-268, Springer, 1989. [doi]
Abstract is missing.