On the Number of <i>alpha</i> -Orientations.

Stefan Felsner Florian Zickfeld On the Number of <i>alpha</i> -Orientations. 190-201 2007 conf/wg/2007 WG http://dx.doi.org/10.1007/978-3-540-74839-7_19 db/conf/wg/wg2007.html#FelsnerZ07