On token signed graphs
C. Dalfó, M.A. Fiol, E. Steffen, ArXiv:2403.02924 (2024).

Edge-Connectivity and Pairwise Disjoint Perfect Matchings in Regular Graphs
Y. Ma, D. Mattiolo, E. Steffen, I.H. Wolf, Combinatorica 44 (2024) 429–440.

Critically 3-frustrated signed graphs
C. Cappello, R. Naserasr, E. Steffen, Z. Wang, ArXiv:2304.10243 (2023).

Algorithms for the genome median under a restricted measure of rearrangement
H.O.M. Silva, D.P. Rubert, E. Araujo, E. Steffen, D. Doerr, F.V. Martinez, RAIRO - Operations Research 57 (2023) 1045–1058.

Sets of r-graphs that color all r-graphs
Y. Ma, D. Mattiolo, E. Steffen, I.H. Wolf, ArXiv:2305.08619 (2023).

Pairwise Disjoint Perfect Matchings in r-Edge-Connected r-Regular Graphs
Y. Ma, D. Mattiolo, E. Steffen, I.H. Wolf, SIAM Journal on Discrete Mathematics 37 (2023) 1548–1565.

Bounds for the chromatic index of signed multigraphs
E. Steffen, I.H. Wolf, Discrete Applied Mathematics 337 (2023) 185–189.

Graph-Theoretical Models for the Analysis and Design of Socio-Technical Networks
C. Cappello, E. Steffen, in: The Digital Twin of Humans, Springer International Publishing, Cham, 2023, pp. 93--110.

Rotation r-graphs
E. Steffen, I.H. Wolf, Discrete Mathematics (2023).

Introduction—The Digital Twin of Humans
I. Gräßler, E. Steffen, G.W. Maier, D. Roesmann, in: I. Gräßler, G.W. Maier, E. Steffen, D. Roesmann (Eds.), The Digital Twin of Humans, Springer International Publishing, Cham, 2023, pp. 3–10.

The Digital Twin of Humans
I. Gräßler, G.W. Maier, E. Steffen, D. Roesmann, eds., The Digital Twin of Humans, Springer International Publishing, Cham, 2023.

Symmetric Set Coloring of Signed Graphs
C. Cappello, E. Steffen, Annals of Combinatorics (2022).

Even Factors in Edge-Chromatic-Critical Graphs with a Small Number of Divalent Vertices
E. Steffen, I.H. Wolf, Graphs and Combinatorics 38 (2022).

Frustration-critical signed graphs
C. Cappello, E. Steffen, Discrete Applied Mathematics 322 (2022) 183–193.

Edge colorings and circular flows on regular graphs
D. Mattiolo, E. Steffen, Journal of Graph Theory 99 (2022) 399–413.

Skill-based worker assignment in a manual assembly line
I. Gräßler, D. Roesmann, C. Cappello, E. Steffen, in: E. Lutters (Ed.), Procedia CIRP Design, Elsevier, 2021, pp. 433–438.

Highly edgeconnected regular graphs without large factorizable subgraphs
D. Mattiolo, E. Steffen, Journal of Graph Theory 99 (2021) 107–116.

Fractional Matchings, Component-Factors and Edge-Chromatic Critical Graphs
A. Klopp, E. Steffen, Graphs and Combinatorics (2021) 559–580.

Concepts of signed graph coloring
E. Steffen, A. Vogel, European J. Combinatorics 91 (2021).

Flows on signed graphs without long barbells
Y. Lu, R. Luo, M. Schubert, E. Steffen, C.-Q. Zhang, SIAM J. Discrete Math 34 (4) (2020) 2166–2187.