Hantke, K., Horst, S., Chatterjee, S., Klar, P. J., Volz, K., Stolz, W., Rühle, W. W., Masia, F., Pettinari, G., Polimeni, A., & Capizzi, M. (2008). Zero-phonon lines of nitrogen-cluster states in GaNxAs1-x:H identified by time-resolved photoluminescence. Journal of Material Science, 43, 4344-4347. doi:10.1007/s10853-008-2643-9.