Implementation of Relational Algebra Using Binary Decision Diagrams. - Rudolf Berghammer; Barbara Leoniuk; Ulf Milanese (RelMiCS, 2001)

Prototyping and Programming with Relations. - Rudolf Berghammer; Thorsten Hoffmann; Barbara Leoniuk; Ulf Milanese (RelMiS, 2001)

Zur Implementierung eines ROBDD-basierten Systems für die Manipulation und Visualisierung von Relationen. - Ulf Milanese (2003)

Relational Approach to Boolean Logic Problems. - Rudolf Berghammer; Ulf Milanese (RelMiCS, 2005)