---
_id: '10197'
author:
- first_name: Eckhard
  full_name: Steffen, Eckhard
  id: '15548'
  last_name: Steffen
citation:
  ama: Steffen E. Counterexamples to a conjecture about bottlenecks in non-Tait-colourable
    cubic graphs. <i>Discrete Mathematics</i>. 1996;161:315.
  apa: Steffen, E. (1996). Counterexamples to a conjecture about bottlenecks in non-Tait-colourable
    cubic graphs. <i>Discrete Mathematics</i>, <i>161</i>, 315.
  bibtex: '@article{Steffen_1996, title={Counterexamples to a conjecture about bottlenecks
    in non-Tait-colourable cubic graphs}, volume={161}, journal={Discrete Mathematics},
    author={Steffen, Eckhard}, year={1996}, pages={315} }'
  chicago: 'Steffen, Eckhard. “Counterexamples to a Conjecture about Bottlenecks in
    Non-Tait-Colourable Cubic Graphs.” <i>Discrete Mathematics</i> 161 (1996): 315.'
  ieee: E. Steffen, “Counterexamples to a conjecture about bottlenecks in non-Tait-colourable
    cubic graphs,” <i>Discrete Mathematics</i>, vol. 161, p. 315, 1996.
  mla: Steffen, Eckhard. “Counterexamples to a Conjecture about Bottlenecks in Non-Tait-Colourable
    Cubic Graphs.” <i>Discrete Mathematics</i>, vol. 161, 1996, p. 315.
  short: E. Steffen, Discrete Mathematics 161 (1996) 315.
date_created: 2019-06-07T12:59:04Z
date_updated: 2022-01-06T06:50:31Z
intvolume: '       161'
language:
- iso: eng
page: '315'
publication: Discrete Mathematics
publication_status: published
status: public
title: Counterexamples to a conjecture about bottlenecks in non-Tait-colourable cubic
  graphs
type: journal_article
user_id: '15540'
volume: 161
year: '1996'
...
---
_id: '10198'
author:
- first_name: Eckhard
  full_name: Steffen, Eckhard
  id: '15548'
  last_name: Steffen
- first_name: Xuding
  full_name: Zhu, Xuding
  last_name: Zhu
citation:
  ama: Steffen E, Zhu X. Star chromatic numbers of graphs. <i>Combinatorica</i>. 1996;16:439-448.
  apa: Steffen, E., &#38; Zhu, X. (1996). Star chromatic numbers of graphs. <i>Combinatorica</i>,
    <i>16</i>, 439–448.
  bibtex: '@article{Steffen_Zhu_1996, title={Star chromatic numbers of graphs}, volume={16},
    journal={Combinatorica}, author={Steffen, Eckhard and Zhu, Xuding}, year={1996},
    pages={439–448} }'
  chicago: 'Steffen, Eckhard, and Xuding Zhu. “Star Chromatic Numbers of Graphs.”
    <i>Combinatorica</i> 16 (1996): 439–48.'
  ieee: E. Steffen and X. Zhu, “Star chromatic numbers of graphs,” <i>Combinatorica</i>,
    vol. 16, pp. 439–448, 1996.
  mla: Steffen, Eckhard, and Xuding Zhu. “Star Chromatic Numbers of Graphs.” <i>Combinatorica</i>,
    vol. 16, 1996, pp. 439–48.
  short: E. Steffen, X. Zhu, Combinatorica 16 (1996) 439–448.
date_created: 2019-06-07T13:00:18Z
date_updated: 2022-01-06T06:50:31Z
intvolume: '        16'
language:
- iso: eng
page: 439-448
publication: Combinatorica
publication_status: published
status: public
title: Star chromatic numbers of graphs
type: journal_article
user_id: '15540'
volume: 16
year: '1996'
...
---
_id: '10199'
author:
- first_name: Eckhard
  full_name: Steffen, Eckhard
  id: '15548'
  last_name: Steffen
citation:
  ama: Steffen E. Tutte’s 5-flow conjecture for graphs of non-orientable genus 5.
    <i>J Graph Theory</i>. 1996;22:309-319.
  apa: Steffen, E. (1996). Tutte’s 5-flow conjecture for graphs of non-orientable
    genus 5. <i>J. Graph Theory</i>, <i>22</i>, 309–319.
  bibtex: '@article{Steffen_1996, title={Tutte’s 5-flow conjecture for graphs of non-orientable
    genus 5}, volume={22}, journal={J. Graph Theory}, author={Steffen, Eckhard}, year={1996},
    pages={309–319} }'
  chicago: 'Steffen, Eckhard. “Tutte’s 5-Flow Conjecture for Graphs of Non-Orientable
    Genus 5.” <i>J. Graph Theory</i> 22 (1996): 309–19.'
  ieee: E. Steffen, “Tutte’s 5-flow conjecture for graphs of non-orientable genus
    5,” <i>J. Graph Theory</i>, vol. 22, pp. 309–319, 1996.
  mla: Steffen, Eckhard. “Tutte’s 5-Flow Conjecture for Graphs of Non-Orientable Genus
    5.” <i>J. Graph Theory</i>, vol. 22, 1996, pp. 309–19.
  short: E. Steffen, J. Graph Theory 22 (1996) 309–319.
date_created: 2019-06-07T13:01:15Z
date_updated: 2022-01-06T06:50:31Z
intvolume: '        22'
language:
- iso: eng
page: 309 -319
publication: J. Graph Theory
publication_status: published
status: public
title: Tutte's 5-flow conjecture for graphs of non-orientable genus 5
type: journal_article
user_id: '15540'
volume: 22
year: '1996'
...
---
_id: '10201'
author:
- first_name: Eckhard
  full_name: Steffen, Eckhard
  id: '15548'
  last_name: Steffen
citation:
  ama: 'Steffen E. Complexity results for the default- and autoepistemic logic. In:
    Börger E, ed. <i>Computer Science Logic </i>. Vol 626. Springer Berlin Heidelberg;
    1992:339-352.'
  apa: Steffen, E. (1992). Complexity results for the default- and autoepistemic logic.
    In E. Börger (Ed.), <i>Computer Science Logic </i> (Vol. 626, pp. 339–352). Springer
    Berlin Heidelberg.
  bibtex: '@inproceedings{Steffen_1992, title={Complexity results for the default-
    and autoepistemic logic}, volume={626}, booktitle={Computer Science Logic }, publisher={Springer
    Berlin Heidelberg}, author={Steffen, Eckhard}, editor={Börger, E.Editor}, year={1992},
    pages={339–352} }'
  chicago: Steffen, Eckhard. “Complexity Results for the Default- and Autoepistemic
    Logic.” In <i>Computer Science Logic </i>, edited by E. Börger, 626:339–52. Springer
    Berlin Heidelberg, 1992.
  ieee: E. Steffen, “Complexity results for the default- and autoepistemic logic,”
    in <i>Computer Science Logic </i>, 1992, vol. 626, pp. 339–352.
  mla: Steffen, Eckhard. “Complexity Results for the Default- and Autoepistemic Logic.”
    <i>Computer Science Logic </i>, edited by E. Börger, vol. 626, Springer Berlin
    Heidelberg, 1992, pp. 339–52.
  short: 'E. Steffen, in: E. Börger (Ed.), Computer Science Logic , Springer Berlin
    Heidelberg, 1992, pp. 339–352.'
date_created: 2019-06-07T13:07:39Z
date_updated: 2022-01-06T06:50:31Z
editor:
- first_name: E.
  full_name: Börger, E.
  last_name: Börger
intvolume: '       626'
language:
- iso: eng
page: 339 - 352
publication: 'Computer Science Logic '
publication_status: published
publisher: Springer Berlin Heidelberg
status: public
title: Complexity results for the default- and autoepistemic logic
type: conference
user_id: '15540'
volume: 626
year: '1992'
...