1. 1A.J. Moulson ; Ph.D. Thesis , University of Leeds (1959 ).
2. Network oxygen exchange during water diffusion in SiO2
3. 3R. Doremus, J. W. Mitchell, R. C. Vries, R. W. Roberts, P. Cannon, and Sons ; pp. 667 -71, in Reactivity of Solids Edited by, WileyNew York, 1969 .