@INPROCEEDINGS {20423,
author={S.M.M. Faria and P.A. Assunção and L. A. S. C. Cruz and F. Lopes and A. Navarro and F. Perdigão and V. Silva and L. V. Sá},
doi={},
booktitle={Fourth IEEE Digital Signal Processing Workshop},
title={DSP based VIDEO CODEC for Visual Telephony},
year={1990},
month={September},
volume={ },
pages={ - } 
}