@article{Xu-2004-MRSSP,
	doi = {10.1557/PROC-798-Y5.68},
	year = {2004},
	volume = {798},
	pages = {695-700},
	author = { Xu, Z. Y. and Luo, X. D. and Yang, X. D. and Tan, P. H. and Yang, C. L. and Ge, W. K. and Zhang, Y. and Mascarenhas, A. and Xin, H. P. and Tu, C. W. },
	title = {Optical study of localized and delocalized states in {G}a{A}s{N}/{G}a{A}s},
	journal = {Mat. Res. Soc. Symp. Proc.}
}