Amir Averbuch Ronald R. Coifman David L. Donoho Moshe Israeli Yoel Shkolnisky Ilya Sedelnikov A Framework for Discrete Integral Transformations II-The 2D Discrete Radon Transform. 785-803 2008 30 SIAM J. Scientific Computing 2 http://dx.doi.org/10.1137/060650301 db/journals/siamsc/siamsc30.html#AverbuchCDISS08