@inproceedings{M083.009,
author={Vermeulen, F.L.},
title={On the Performance of Maximum-likelihood Reconstructions in Positron Emission Tomography},
booktitle={Proceedings 1983 SPIE Int. Techn. Conference/Europe},
year={1983},
month={4},
volume={397},
pages={274-279},
address={Geneva},
}