@article{10_37236_8767,
     author = {P\'eter Csikv\'ari and Andr\'as Imolay},
     title = {Covers, orientations and factors},
     journal = {The electronic journal of combinatorics},
     year = {2020},
     volume = {27},
     number = {3},
     doi = {10.37236/8767},
     zbl = {1445.05081},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/8767/}
}