A lower bound for the irredundance number of trees
Discuss. Math. Graph Theory 26 (2006), no. 2, 209--215.
BibTex references
@Article\{PV06,
author = "Poschen, Michael and Volkmann, Lutz",
title = "A lower bound for the irredundance number of trees",
journal = "Discuss. Math. Graph Theory",
number = "2",
volume = "26",
pages = "209--215",
year = "2006",
}