Signed total Roman domination in digraphs
Discuss. Math. Graph Theory 37 (2017), 261--272.
BibTex references
@Article\{Vol17,
author = "Volkmann, Lutz",
title = "Signed total Roman domination in digraphs",
journal = "Discuss. Math. Graph Theory",
volume = "37",
pages = "261--272",
year = "2017",
note = "https://doi.org/10.7151/dmgt.1929",
}