Andrew Kingston Simone Colosimo Patrizio Campisi Florent Autrusseau Lossless Image Compression and Selective Encryption using a Discrete Radon Transform. 465-468 2007 ICIP (4) http://dx.doi.org/10.1109/ICIP.2007.4380055 conf/icip/2007 db/conf/icip/icip2007-4.html#KingstonCCA07