@INPROCEEDINGS {15042,
author={F. Nunes and F. Sousa},
doi={0},
booktitle={IEEE Position, Location and Navigation Symp. - PLANS},
title={Practical Simulation of GNSS Signals in the Presence of Ionospheric Scintillation },
year={2014},
month={May},
volume={I},
pages={50-58} 
}