@article{article680839c5,
title   = {Luminescence and Raman scattering in periodically ´DELTA´-doped GaAs},
author = {Siqueira, C A and Rodrigues, W N and Moreira, M V B and Oliveira, A. G. and Chaves, A S and Ioriatti Júnior, Lidério Citrângulo},
year = {1999},
journal   = {Physical Review B}
}