Rebouta, L. ; Soares, J.C. ; Da Silva, M.F. ; Sanz-Garcia, J.A. ; Dieguez, E. ; Agullo-Lopez, F.
Pub. info.:
Optical waveguide materials : symposium held December 2-4, 1991, Boston, Massachusette, U.S.A.. pp.311-316, 1992. Pittsburgh, Pa.. Materials Research Society