@ARTICLE {455,
author={M. A. T. Figueiredo and R. Nowak},
doi={10.1109/TIP.2003.814255},
journal={IEEE Transactions on Image Processing},
title={An EM algorithm for wavelet-based image restoration },
year={2003},
month={August},
volume={12},
number={8},
pages={906-916},
ISSN={1057-7149}
}