The following publications are possibly variants of this publication:
- Unique Sink Orientations of GridsBernd Gärtner, Walter D. Morris Jr., Leo Rüst. algorithmica, 51(2):200-235, 2008. [doi]
- Unique Sink Orientations of GridsBernd Gärtner, Walter D. Morris, Leo Rüst. ipco 2005: 210-224 [doi]
- Counting unique-sink orientationsJan Foniok, Bernd Gärtner, Lorenz Klaus, Markus Sprecher. DAM, 163:155-164, 2014. [doi]
- The Niceness of Unique Sink OrientationsBernd Gärtner, Antonis Thomas. approx 2016: [doi]
- Linear programming and unique sink orientationsBernd Gärtner, Ingo Schurr. soda 2006: 749-757 [doi]
- Deterministic Algorithms for Unique Sink Orientations of GridsLuis Barba, Malte Milatz, Jerri Nummenpalo, Antonis Thomas. cocoon 2016: 357-369 [doi]