Michal Walicki. Kernels of digraphs with finitely many ends. Discrete Mathematics, 342(2):473-486, 2019. [doi]
@article{Walicki19,
title = {Kernels of digraphs with finitely many ends},
author = {Michal Walicki},
year = {2019},
doi = {10.1016/j.disc.2018.10.026},
url = {https://doi.org/10.1016/j.disc.2018.10.026},
researchr = {https://researchr.org/publication/Walicki19},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {342},
number = {2},
pages = {473-486},
}