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69 Publications
1996 | Journal Article | LibreCat-ID: 10197
E. Steffen, “Counterexamples to a conjecture about bottlenecks in non-Tait-colourable cubic graphs,” Discrete Mathematics, vol. 161, p. 315, 1996.
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1996 | Journal Article | LibreCat-ID: 10198
E. Steffen and X. Zhu, “Star chromatic numbers of graphs,” Combinatorica, vol. 16, pp. 439–448, 1996.
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1996 | Journal Article | LibreCat-ID: 10199
E. Steffen, “Tutte’s 5-flow conjecture for graphs of non-orientable genus 5,” J. Graph Theory, vol. 22, pp. 309–319, 1996.
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1992 | Conference Paper | LibreCat-ID: 10201
E. Steffen, “Complexity results for the default- and autoepistemic logic,” in Computer Science Logic , 1992, vol. 626, pp. 339–352.
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