B. S. Panda, Anita Das. Tree 3-spanners in 2-sep chordal graphs: Characterization and algorithms. Discrete Applied Mathematics, 158(17):1913-1935, 2010. [doi]
@article{PandaD10,
title = {Tree 3-spanners in 2-sep chordal graphs: Characterization and algorithms},
author = {B. S. Panda and Anita Das},
year = {2010},
doi = {10.1016/j.dam.2010.08.015},
url = {http://dx.doi.org/10.1016/j.dam.2010.08.015},
tags = {graph-rewriting, rewriting},
researchr = {https://researchr.org/publication/PandaD10},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {158},
number = {17},
pages = {1913-1935},
}