@article{10_37236_10418,
     author = {Patrick Hompe and Sophie Spirkl},
     title = {Further approximations for {Aharoni's} rainbow generalization of the {Caccetta-H\"aggkvist} conjecture},
     journal = {The electronic journal of combinatorics},
     year = {2022},
     volume = {29},
     number = {1},
     doi = {10.37236/10418},
     zbl = {1490.05131},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/10418/}
}