Electronic structure of SiO2, SixGe1-xO2, and GeO2 from photoemission spectroscopyB. FischerR.A. Pollaket al.1977Physical Review B
The electronic structure of SiO2, GeO2 and intermediate SixGe1-xO2 compositions: experiment and theorySokrates T. PantelidesBernhard Fischeret al.1977Solid State Communications
Surface Excitons, Calculation of Their Dispersion Curve, and Possibilities for Their Experimental ObservationB. FischerH.J. Queisser1975C R C Critical Reviews in Solid State Sciences