VIBERATIONAL SPECTROSCOPY OF DISPERSED SILICA: INELASTIC NEUTRON SCATTERING Статья Sheka E.F., Natkaniec I., Khavryutchenko V.D., Nechitaylov P.B., Musychka A.Yu., Ogenko V.M., Markichev I.V., Brankowski J., Krawczyk J. Journal of Electron Spectroscopy and Related Phenomena. Том 54-55. 1990. С. 855-876