Gu, L., Srot, V., Sigle, W., Koch, C. T., Scholz, F., Kirchner, C., et al. (2006). EELS studies of the bandgap in GaN using monochromated electrons. In Proceedings of the 16th International Microscopy Congress 2006 (pp. 1484-1484). International Federation of Societies in Microscopy.