@inproceedings{inproceedings90d1d92f,
title   = {Optical properties of cubic GaN with and without carbon doping},
author = {Fernandez, J R L and Cerdeira, F and Meneses, E A and Brasil, M J S P and Soares, J A N T and Santos, A M and Noriega, O C and Leite, J. R. and As, D J and Köhler, U and Salazar, D G P and Schikora, D and Lischka, K},
year = {2003},
publisher = {SBF},
booktitle   = {Encontro Nacional de Física da Matéria Condensada 26}
}