TY  - JOUR
AU  - Péter Csikvári
AU  - András Imolay
TI  - Covers, orientations and factors
JO  - The electronic journal of combinatorics
PY  - 2020
VL  - 27
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.37236/8767/
DO  - 10.37236/8767
ID  - 10_37236_8767
ER  -