@inproceedings{GanianHKMORS10, author = {Robert Ganian and Petr Hlin{\v e}n{\'{y}} and Joachim Kneis and Daniel Meister and Jan Obdrz{\'{a}}lek and Peter Rossmanith and Somnath Sikdar}, booktitle = {Parameterized and Exact Computation - 5th International Symposium, {IPEC} 2010, Chennai, India, December 13-15, 2010. Proceedings}, pages = {135--146}, publisher = {Springer}, series = {Lecture Notes in Computer Science}, title = {Are There Any Good Digraph Width Measures?}, volume = {6478}, year = {2010} }