Yunqiang Chen Lin Cheng Tong Fang Rainer Raupach A Multi-Image Restoration Method for Image Reconstruction from Projections. 1-8 2007 ICCV http://dx.doi.org/10.1109/ICCV.2007.4408917 conf/iccv/2007 db/conf/iccv/iccv2007.html#ChenCFR07