A note on the Roman domatic number of a digraph
Communication in Combinatorics and Optimization 5 (2020), 19--26.
BibTex references
@Article\{VM20,
author = "Volkmann, Lutz and Meierling, Dirk",
title = "A note on the Roman domatic number of a digraph",
journal = "Communication in Combinatorics and Optimization",
volume = "5",
pages = "19--26",
year = "2020",
}