TY  - JOUR
AU  - Hochstättler, Winfried
AU  - Schröder, Felix
AU  - Steiner, Raphael
TI  - On the Complexity of Digraph Colourings and Vertex Arboricity
JO  - Discrete mathematics & theoretical computer science
PY  - 2020-2021
VL  - 22
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.23638/DMTCS-22-1-4/
DO  - 10.23638/DMTCS-22-1-4
LA  - en
ID  - DMTCS_2020_22_1_a2
ER  -