@article{DBLP:journals/cn/HassenBBC07,
author = {H. Ragab Hassen and
Abdelmadjid Bouabdallah and
Hatem Bettahar and
Yacine Challal},
title = {Key management for content access control in a hierarchy},
journal = {Computer Networks},
volume = {51},
number = {11},
year = {2007},
pages = {3197-3219},
ee = {http://dx.doi.org/10.1016/j.comnet.2006.12.011},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
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