Vestnik St. Petersburg University, Mathematics
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 55-67
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 35-43
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 74-81
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 15-23
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 82-89
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 90-95
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 68-73
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 32-34
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 24-31
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 11-14
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 44-54
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 5-10
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 1 > 1-4
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 117-121
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 180-187
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 198-207
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 145-152
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 153-160
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 188-197
Vestnik St. Petersburg University, Mathematics > 2017 > 50 > 2 > 111-116