@article{DBLP:journals/joc/AtenieseSFM12,
author = {Giuseppe Ateniese and
Alfredo De Santis and
Anna Lisa Ferrara and
Barbara Masucci},
title = {Provably-Secure Time-Bound Hierarchical Key Assignment Schemes},
journal = {J. Cryptology},
volume = {25},
number = {2},
year = {2012},
pages = {243-270},
ee = {http://dx.doi.org/10.1007/s00145-010-9094-6},
bibsource = {DBLP, http://dblp.uni-trier.de}
}