Franz Aurenhammer, Johann Hagauer, Wilfried Imrich. Factoring Cartesian-Product Graphs at Logarithmic Cost per Edge. In Ravi Kannan, William R. Pulleyblank, editors, Proceedings of the 1st Integer Programming and Combinatorial Optimization Conference, Waterloo, Ontorio, Canada, May 28-30 1990. pages 29-44, University of Waterloo Press, 1990.
Abstract is missing.