@INPROCEEDINGS {26917,
author={D. E. Fernandes and M. Rodrigues  and G. Falcão and M. G. Silveirinha},
doi={},
booktitle={Congresso do Comité Português da URSI},
title={Diffractionless Propagation of Electron Waves in Graphene Superlattices},
year={2015},
month={December},
volume={1},
pages={1-1} 
}