000 00433nas a2200169 cc4500
001 000016123
003 RuMoIPM
008 240413s1973 xxu|| p 0 0eng d
022 _a0002-9904
040 _aRuMoBEN
_brus
_ercr
041 0 _aeng
044 _axxu
245 1 0 _aVol. 79 No. 4
260 _c1973
773 1 8 _7nnas
_gVol. 79 No. 4
_tBulletin of the American Mathematical Society. 1973
_w000016003
_x0002-9904
942 _cIS
999 _c16123
_d16123