Citation: Ss. Ryshkov et Ka. Rybnikov, GENERATRISSA - THE PROBLEMS DUE TO MAXWEL L AND VORONOI, Doklady Akademii nauk. Rossijskaa akademia nauk, 349(6), 1996, pp. 743-746
Citation: A. Dress et Ss. Ryshkov, SOME SYSTEMS OF GENERATORS OF THE GROUP GL(N, Z) FOR N-LESS-THAN-OR-EQUAL-TO-5, Sbornik. Mathematics, 78(1), 1994, pp. 131-137
Citation: Ss. Ryshkov et Rm. Erdal, DUAL SYSTEMS OF INTEGER VECTORS (GENERAL QUESTIONS AND APPLICATIONS TO THE GEOMETRY OF POSITIVE QUADRATIC-FORMS), Mathematics of the USSR. Sbornik, 74(2), 1993, pp. 541-554