V. R. Khachaturov , K. K. Abgaryan , A. V. Bakaev , R. V. Galiulin , V. I. Kabanovich ENUMERATION OF ALL POSSIBLE CRYSTALLINE STRUCTURES FOR A GIVEN CHEMICAL FORMULA AND SYMMETRY ILLUSTRATED BY PEROVSKIT CASE. Mathematical Modelling of Composite Objects Part II. Responsible editor V.R.Khachaturov Moscow: Comp. Centre of RAS, 2000. 123 pp. , p. 6-22 , 01.2000 A. V. Bakaev , V. I. Kabanovich CALCULATION OF OPTICAL PROPERTIES OF SOLID MATTER IN THE TIGHT-BINDING APPROXIMATION. Mathematical Modelling of Composite Objects Part II. Responsible editor V.R.Khachaturov Moscow: Comp. Centre of RAS, 2000. 123 pp. , p. 23-32 , 01.2000