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73 Publications
2000 | Journal Article | LibreCat-ID: 10186
Reductions of Symmetry configurations n3
H.G. Carstens, T. Dinski, E. Steffen, Discrete Applied Mathematics 99 (2000) 401–411.
LibreCat
H.G. Carstens, T. Dinski, E. Steffen, Discrete Applied Mathematics 99 (2000) 401–411.
1999 | Journal Article | LibreCat-ID: 10187
Counterexamples to a conjecture about Petersen-minors in supersnarks
E. Steffen, Discrete Mathematics 207 (1999) 291–292.
LibreCat
E. Steffen, Discrete Mathematics 207 (1999) 291–292.
1999 | Journal Article | LibreCat-ID: 10189
Non-bicritical critical snarks
E. Steffen, Graphs Comb. 15 (1999) 473–480.
LibreCat
E. Steffen, Graphs Comb. 15 (1999) 473–480.
1999 | Journal Article | LibreCat-ID: 10190
Cyclically 5-edge connected non-bicritical critical snarks
S. Grünewald, E. Steffen, Discuss. Math. Graph Theory 19 (1999) 5–11.
LibreCat
S. Grünewald, E. Steffen, Discuss. Math. Graph Theory 19 (1999) 5–11.
1999 | Journal Article | LibreCat-ID: 10191
Chromatic-index-critical graphs of even order
S. Grünewald, E. Steffen, J. Graph Theory 30 (1999) 27–36.
LibreCat
S. Grünewald, E. Steffen, J. Graph Theory 30 (1999) 27–36.
1998 | Journal Article | LibreCat-ID: 10193
Snarks and reducibility
G. Brinkmann, E. Steffen, Ars Combinatoria 50 (1998) 292–296.
LibreCat
G. Brinkmann, E. Steffen, Ars Combinatoria 50 (1998) 292–296.
1998 | Journal Article | LibreCat-ID: 10194
Chromatic-index-critical graphs of Orders 11 and 12
G. Brinkmann, E. Steffen, European J. Combinatorics 19 (1998) 889–900.
LibreCat
G. Brinkmann, E. Steffen, European J. Combinatorics 19 (1998) 889–900.
1998 | Journal Article | LibreCat-ID: 10195
Classification and characterizations of snarkse
E. Steffen, Discrete Mathematics 188 (1998) 183-203 (.
LibreCat
E. Steffen, Discrete Mathematics 188 (1998) 183-203 (.
1997 | Journal Article | LibreCat-ID: 10196
3- and 4-critical graphs of small even order
G. Brinkmann, E. Steffen, Discrete Mathematics 188 (1997) 193–197.
LibreCat
G. Brinkmann, E. Steffen, Discrete Mathematics 188 (1997) 193–197.
1996 | Journal Article | LibreCat-ID: 10197
Counterexamples to a conjecture about bottlenecks in non-Tait-colourable cubic graphs
E. Steffen, Discrete Mathematics 161 (1996) 315.
LibreCat
E. Steffen, Discrete Mathematics 161 (1996) 315.
1996 | Journal Article | LibreCat-ID: 10198
Star chromatic numbers of graphs
E. Steffen, X. Zhu, Combinatorica 16 (1996) 439–448.
LibreCat
E. Steffen, X. Zhu, Combinatorica 16 (1996) 439–448.
1996 | Journal Article | LibreCat-ID: 10199
Tutte's 5-flow conjecture for graphs of non-orientable genus 5
E. Steffen, J. Graph Theory 22 (1996) 309–319.
LibreCat
E. Steffen, J. Graph Theory 22 (1996) 309–319.
1992 | Conference Paper | LibreCat-ID: 10201
Complexity results for the default- and autoepistemic logic
E. Steffen, in: E. Börger (Ed.), Computer Science Logic , Springer Berlin Heidelberg, 1992, pp. 339–352.
LibreCat
E. Steffen, in: E. Börger (Ed.), Computer Science Logic , Springer Berlin Heidelberg, 1992, pp. 339–352.