@article{DBLP:journals/ijcm/ZhangH12,
author = {Ling Zhang and
Ting-Zhu Huang},
title = {Bounds on the generalized -scrambling indices of primitive
digraphs},
journal = {Int. J. Comput. Math.},
volume = {89},
number = {1},
year = {2012},
pages = {17-29},
ee = {http://dx.doi.org/10.1080/00207160.2011.638059},
bibsource = {DBLP, http://dblp.uni-trier.de}
}