Dalfó C, Fiol MA, Steffen E. On token signed graphs. arXiv:240302924. Published online 2024.
LibreCat: /record/52342
arXiv: 2403.02924

Ma Y, Mattiolo D, Steffen E, Wolf IH. Edge-Connectivity and Pairwise Disjoint Perfect Matchings in Regular Graphs. Combinatorica. 2024;44:429-440. doi:10.1007/s00493-023-00078-9
LibreCat: /record/49905
DOI: 10.1007/s00493-023-00078-9

Cappello C, Naserasr R, Steffen E, Wang Z. Critically 3-frustrated signed graphs. arXiv:230410243. Published online 2023.
LibreCat: /record/44501
arXiv: 2304.10243

Silva HOM, Rubert DP, Araujo E, Steffen E, Doerr D, Martinez FV. Algorithms for the genome median under a restricted measure of rearrangement. RAIRO - Operations Research. 2023;57(3):1045-1058. doi:10.1051/ro/2023052
LibreCat: /record/44857
DOI: 10.1051/ro/2023052

Ma Y, Mattiolo D, Steffen E, Wolf IH. Sets of r-graphs that color all r-graphs. arXiv:230508619. Published online 2023.
LibreCat: /record/44859
arXiv: 2305.08619

Ma Y, Mattiolo D, Steffen E, Wolf IH. Pairwise Disjoint Perfect Matchings in r-Edge-Connected r-Regular Graphs. SIAM Journal on Discrete Mathematics. 2023;37(3):1548-1565. doi:10.1137/22m1500654
LibreCat: /record/46256
DOI: 10.1137/22m1500654

Steffen E, Wolf IH. Bounds for the chromatic index of signed multigraphs. Discrete Applied Mathematics. 2023;337:185-189. doi:10.1016/j.dam.2023.05.008
LibreCat: /record/51351
DOI: 10.1016/j.dam.2023.05.008

Cappello C, Steffen E. Graph-Theoretical Models for the Analysis and Design of Socio-Technical Networks. In: The Digital Twin of Humans. Springer International Publishing; 2023:93--110. doi:10.1007/978-3-031-26104-6_5
LibreCat: /record/45190
DOI: 10.1007/978-3-031-26104-6_5

Steffen E, Wolf IH. Rotation r-graphs. Discrete Mathematics. Published online 2023. doi:10.1016/j.disc.2023.113457
LibreCat: /record/51357
DOI: 10.1016/j.disc.2023.113457

Gräßler I, Steffen E, Maier GW, Roesmann D. Introduction—The Digital Twin of Humans. In: Gräßler I, Maier GW, Steffen E, Roesmann D, eds. The Digital Twin of Humans. Springer International Publishing; 2023:3-10. doi:10.1007/978-3-031-26104-6_1
LibreCat: /record/45110
DOI: 10.1007/978-3-031-26104-6_1

Gräßler I, Maier GW, Steffen E, Roesmann D, eds. The Digital Twin of Humans. Springer International Publishing; 2023. doi:10.1007/978-3-031-26104-6
LibreCat: /record/45191
DOI: 10.1007/978-3-031-26104-6

Cappello C, Steffen E. Symmetric Set Coloring of Signed Graphs. Annals of Combinatorics. Published online 2022. doi:10.1007/s00026-022-00593-4
LibreCat: /record/33741
DOI: 10.1007/s00026-022-00593-4
arXiv: 2106.05928

Steffen E, Wolf IH. Even Factors in Edge-Chromatic-Critical Graphs with a Small Number of Divalent Vertices. Graphs and Combinatorics. 2022;38(3). doi:10.1007/s00373-022-02506-x
LibreCat: /record/31543
DOI: 10.1007/s00373-022-02506-x
arXiv: 2109.11447

Cappello C, Steffen E. Frustration-critical signed graphs. Discrete Applied Mathematics. 2022;322:183-193. doi:10.1016/j.dam.2022.08.010
LibreCat: /record/33950
DOI: 10.1016/j.dam.2022.08.010
arXiv: 2112.02664

Mattiolo D, Steffen E. Edge colorings and circular flows on regular graphs. Journal of Graph Theory. 2022;99(3):399-413. doi:10.1002/jgt.22746
LibreCat: /record/26408
DOI: 10.1002/jgt.22746
arXiv: 2001.02484

Gräßler I, Roesmann D, Cappello C, Steffen E. Skill-based worker assignment in a manual assembly line. In: Lutters E, ed. Procedia CIRP Design. Elsevier; 2021:433-438. doi:10.1016/j.procir.2021.05.100
LibreCat: /record/22287
DOI: 10.1016/j.procir.2021.05.100

Mattiolo D, Steffen E. Highly edgeconnected regular graphs without large factorizable subgraphs. Journal of Graph Theory. 2021;99(1):107-116. doi:10.1002/jgt.22729
LibreCat: /record/23456
DOI: 10.1002/jgt.22729
arXiv: 1912.09704

Klopp A, Steffen E. Fractional Matchings, Component-Factors and Edge-Chromatic Critical Graphs. Graphs and Combinatorics. Published online 2021:559-580. doi:10.1007/s00373-020-02266-6
LibreCat: /record/21827
DOI: 10.1007/s00373-020-02266-6
arXiv: 1903.12385

Steffen E, Vogel A. Concepts of signed graph coloring. European J Combinatorics. 2021;91.
LibreCat: /record/13445
arXiv: 1909.09381

Lu Y, Luo R, Schubert M, Steffen E, Zhang C-Q. Flows on signed graphs without long barbells. SIAM J Discrete Math. 2020;34 (4):2166-2187. doi:10.1137/18M1222818
LibreCat: /record/13114
DOI: 10.1137/18M1222818
arXiv: 1908.11004