Signed Roman k-domination in trees
Discrete Appl. Math. 186 (2015), 98-105.
BibTex references
@Article\{HV15,
author = "Henning, Michael and Volkmann, Lutz",
title = "Signed Roman k-domination in trees",
journal = "Discrete Appl. Math.",
volume = "186",
pages = "98-105",
year = "2015",
}