@article{10_37236_5954,
     author = {Andrzej Grzesik},
     title = {On the {Caccetta-H\"aggkvist} conjecture with a forbidden transitive tournament},
     journal = {The electronic journal of combinatorics},
     year = {2017},
     volume = {24},
     number = {2},
     doi = {10.37236/5954},
     zbl = {1361.05059},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/5954/}
}