1. ; Quantum Chemistry of Adsorption on a Solid Surface; MIR: Moscow, 1980; p 228.
2. ; ; Modern Problems of Quantum Chemistry Methods of Quantum Chemistry in the Theory of Intermolecular Interactions and Solid States; Nauka: Leningrad, 1987; p 225.
3. ; Point Defects and Elementary Excitations in Crystal and Amorphous SiO2; Zinatne: Riga, 1985; p 245.
4. ; ; Structure and Properties of SiSiO2M Structures; Nauka: Novosibirsk, 1981; p 96.