The Roman bondage number of a digraph
Tamkang J. Math. 47 (2016), 421--432.
BibTex references
@Article\{DMSV16,
author = "Dehgardi, N. and Meierling, Dirk and Sheikholeslami, S.M. and Volkmann, Lutz",
title = "The Roman bondage number of a digraph",
journal = "Tamkang J. Math.",
volume = "47",
pages = "421--432",
year = "2016",
}