Nonnegative signed total Roman domination in graphs
Communications in Combinatorics and Optimization 5 (2020), 139--155.
BibTex references
@Article\{DV20,
author = "Dehgardi, N. and Volkmann, Lutz",
title = "Nonnegative signed total Roman domination in graphs",
journal = "Communications in Combinatorics and Optimization",
volume = "5",
pages = "139--155",
year = "2020",
}