@INPROCEEDINGS {23487,
author={A. Almeida},
doi={http://dx.doi.org/10.1109/ISSSE.2012.6374333},
booktitle={IEEE Signals, Systems, and Electronics (ISSSE), 2012 International Symposium on ISSSE},
title={On the structure of Sidel'nikov sequences for Pythagorean primes},
year={2012},
month={October},
volume={I},
pages={1-6} 
}