@INPROCEEDINGS {38866,
author={M.  Louro and M. Vieira and M. Vieira and P. Vieira},
doi={ISBN: 978-1-61208-918-8, pp: 92-97},
booktitle={SENSORDEVICES},
title={Footprint Model in a Navigation System Based on Visible Light Communication},
year={2021},
month={November},
volume={},
pages={-} 
}