000 00260pas a2200097 454500
008 160820b1937 xxu||||| |||| 00| 0 eng d
022 _a
245 _aIZVESTIIA AKADEMIIA NAUK SSSR SERIIA MATEMATICHESKAIA
260 _a
_b
_c1937
906 _a
_b
_c
_dJan - Dec,2008
999 _c472353
_d472353