@inproceedings{DBLP:conf/aaai/EdelkampK98, author = {Stefan Edelkamp and Richard E. Korf}, title = {The Branching Factor of Regular Search Spaces}, booktitle = {AAAI/IAAI}, year = {1998}, pages = {299-304}, bibsource = {DBLP, http://dblp.uni-trier.de} }