WONG, Y-L., FURNISS, D., TIKHOMIROV, V. K., ROMANOVA, E. A., DUBOV, M., ALLSOP, T. D. P., MEZENTSEV, V., BENNION, I., BENSON, T. M. and SEDDON, A. B., 2008. Femtosecond Laser Writing of Buried Waveguides in Erbium III Doped Oxyflouride Glasses and Nano-Glass-Ceramics In: Proceedings of the 10th Anniversary International Conference on Transparent Optical Networks, ICTON 2008. Athens, June 22nd - 26th, 2008. Vol.3.. 234-238