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69 Publications


2023 | Journal Article | LibreCat-ID: 46256
Y. Ma, D. Mattiolo, E. Steffen, and I. H. Wolf, “Pairwise Disjoint Perfect Matchings in r-Edge-Connected r-Regular Graphs,” SIAM Journal on Discrete Mathematics, vol. 37, no. 3, pp. 1548–1565, 2023, doi: 10.1137/22m1500654.
LibreCat | DOI
 

2023 | Journal Article | LibreCat-ID: 51351
E. Steffen and I. H. Wolf, “Bounds for the chromatic index of signed multigraphs,” Discrete Applied Mathematics, vol. 337, pp. 185–189, 2023, doi: 10.1016/j.dam.2023.05.008.
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2023 | Book Chapter | LibreCat-ID: 45190
C. Cappello and E. Steffen, “Graph-Theoretical Models for the Analysis and Design of Socio-Technical Networks,” in The Digital Twin of Humans, Cham: Springer International Publishing, 2023, pp. 93--110.
LibreCat | DOI
 

2023 | Journal Article | LibreCat-ID: 51357
E. Steffen and I. H. Wolf, “Rotation r-graphs,” Discrete Mathematics, Art. no. 113457, 2023, doi: 10.1016/j.disc.2023.113457.
LibreCat | DOI
 

2023 | Book Chapter | LibreCat-ID: 45110
I. Gräßler, E. Steffen, G. W. Maier, and D. Roesmann, “Introduction—The Digital Twin of Humans,” in The Digital Twin of Humans, I. Gräßler, G. W. Maier, E. Steffen, and D. Roesmann, Eds. Cham: Springer International Publishing, 2023, pp. 3–10.
LibreCat | Files available | DOI
 

2023 | Book (Editor) | LibreCat-ID: 45191
I. Gräßler, G. W. Maier, E. Steffen, and D. Roesmann, Eds., The Digital Twin of Humans. Cham: Springer International Publishing, 2023.
LibreCat | DOI
 

2022 | Journal Article | LibreCat-ID: 33741
C. Cappello and E. Steffen, “Symmetric Set Coloring of Signed Graphs,” Annals of Combinatorics, 2022, doi: 10.1007/s00026-022-00593-4.
LibreCat | DOI | arXiv
 

2022 | Journal Article | LibreCat-ID: 31543
E. Steffen and I. H. Wolf, “Even Factors in Edge-Chromatic-Critical Graphs with a Small Number of Divalent Vertices,” Graphs and Combinatorics, vol. 38, no. 3, Art. no. 104, 2022, doi: 10.1007/s00373-022-02506-x.
LibreCat | DOI | arXiv
 

2022 | Journal Article | LibreCat-ID: 33950
C. Cappello and E. Steffen, “Frustration-critical signed graphs,” Discrete Applied Mathematics, vol. 322, pp. 183–193, 2022, doi: 10.1016/j.dam.2022.08.010.
LibreCat | DOI | arXiv
 

2022 | Journal Article | LibreCat-ID: 26408
D. Mattiolo and E. Steffen, “Edge colorings and circular flows on regular graphs,” Journal of Graph Theory, vol. 99, no. 3, pp. 399–413, 2022, doi: 10.1002/jgt.22746.
LibreCat | DOI | arXiv
 

2021 | Conference Paper | LibreCat-ID: 22287
I. Gräßler, D. Roesmann, C. Cappello, and E. Steffen, “Skill-based worker assignment in a manual assembly line,” in Procedia CIRP Design, Enschede, 2021, pp. 433–438, doi: 10.1016/j.procir.2021.05.100.
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2021 | Journal Article | LibreCat-ID: 23456
D. Mattiolo and E. Steffen, “Highly edge‐connected regular graphs without large factorizable subgraphs,” Journal of Graph Theory, vol. 99, no. 1, pp. 107–116, 2021, doi: 10.1002/jgt.22729.
LibreCat | DOI | arXiv
 

2021 | Journal Article | LibreCat-ID: 21827
A. Klopp and E. Steffen, “Fractional Matchings, Component-Factors and Edge-Chromatic Critical Graphs,” Graphs and Combinatorics, pp. 559–580, 2021, doi: 10.1007/s00373-020-02266-6.
LibreCat | DOI | arXiv
 

2021 | Journal Article | LibreCat-ID: 13445
E. Steffen and A. Vogel, “Concepts of signed graph coloring,” European J. Combinatorics, vol. 91, 2021.
LibreCat | arXiv
 

2020 | Journal Article | LibreCat-ID: 13114
Y. Lu, R. Luo, M. Schubert, E. Steffen, and C.-Q. Zhang, “Flows on signed graphs without long barbells,” SIAM J. Discrete Math, vol. 34 (4), pp. 2166–2187, 2020, doi: 10.1137/18M1222818.
LibreCat | DOI | arXiv
 

2020 | Journal Article | LibreCat-ID: 12971
L. Jin and E. Steffen, “Unions of 1-factors in r-graphs and overfull graphs,” J. of Combinatorics, vol. 11, pp. 457–473, 2020.
LibreCat | arXiv
 

2018 | Book Chapter | LibreCat-ID: 16938
G. Engels, G. W. Maier, S. K. Ötting, E. Steffen, and A. Teetz, “Gerechtigkeit in flexiblen Arbeits- und Managementprozessen,” in Zukunft der Arbeit – Eine praxisnahe Betrachtung, S. Wischmann and E. A. Hartmann, Eds. Berlin, Heidelberg: Springer Verlag, 2018, pp. 221–231.
LibreCat | DOI
 

2018 | Journal Article | LibreCat-ID: 10129
M. A. Fiol, G. Mazzuoccolo, and E. Steffen, “Measures of Edge-Uncolorability of Cubic Graphs,” The Electronic Journal of Combinatorics, vol. 25, no. 4, 2018.
LibreCat
 

2018 | Journal Article | LibreCat-ID: 10130
E. Rollová, M. Schubert, and E. Steffen, “Flows in Signed Graphs with Two Negative Edges ,” The Electronic Journal of Combinatorics, vol. 25, no. 2, 2018.
LibreCat | DOI
 

2018 | Journal Article | LibreCat-ID: 10132
L. Jin, G. Mazzuoccolo, and E. Steffen, “Cores, joins  and the Fano-flow conjectures,” Discussiones Mathematicae Graph Theory, vol. 38, pp. 165–175, 2018.
LibreCat | DOI
 

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