Jørgen Bang-Jensen, Matthias Kriesell, Alessandro Maddaloni, Sven Simonsen. Vertex-disjoint directed and undirected cycles in general digraphs. Journal of Combinatorial Theory, Series A, 106:1-14, 2014. [doi]
@article{Bang-JensenKMS14,
title = {Vertex-disjoint directed and undirected cycles in general digraphs},
author = {Jørgen Bang-Jensen and Matthias Kriesell and Alessandro Maddaloni and Sven Simonsen},
year = {2014},
doi = {10.1016/j.jctb.2013.10.005},
url = {http://dx.doi.org/10.1016/j.jctb.2013.10.005},
researchr = {https://researchr.org/publication/Bang-JensenKMS14},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {106},
pages = {1-14},
}