Mathematical notes of the Academy of Sciences of the USSR
0001-4346
0001-4346
Mathematical notes of the Academy of Sciences of the USSR
Mathematical notes of the Academy of Sciences of the USSR.
Mathematical notes of the Academy of Sciences of the USSR.
0001-4346
0001-4346
0001-4346
New York (State)
0076-5368#ISSN
0001-432X
20190323161900.0