Copyright Notice: Most of these papers are published, the copyright has been transferred to the respective publishers. Therefore, the papers cannot be duplicated for commercial purposes without the written permission from the respective publishers.

M. Fürer, A counterexample in graph isomorphism testing, Tech. Rep. CS­-87-­36,
Dept. of Computer Science, Pennsylvania State University, 1987. (Pdf, 11 pages,  940 KB)

M. Fürer. Weisfeiler-Lehman Refinement Requires at Least a Linear Number of
Iterations. Proceedings of the Twenty-Eighth International Colloquium on Automata,
Languages and Programming (ICALP 2001). Edited by F. Orejas, P. G. Spirakis, J. van
Leeuwen. Springer-Verlag LNCS 2076:322-333. Crete, Greece, July 2001.
(Pdf, 12 pages,  184 KB)