The following publications are possibly variants of this publication:
- Cologne/Twente workshop on graphs and combinatorial optimization CTW 2007Ulrich Faigle, Johann Hurink. DAM, 158(4):239, 2010. [doi]
- Preface: 17th Cologne-Twente Workshop on Graphs and Combinatorial Optimization (CTW 2019)Bodo Manthey, Johann L. Hurink. DAM, 303:1, 2021. [doi]
- Preface: The 1st Cologne-Twente Workshop on Graphs and Combinatorial OptimizationUlrich Faigle, Stefan Pickl, Hajo Broersma, Johann Hurink. DAM, 136(2-3):159-160, 2004. [doi]