000 00447nas a2200169 cc4500
001 000015716
003 RuMoIPM
008 240412s1992 xxu|| p 0 0eng d
022 _a0273-0979
040 _aRuMoBEN
_brus
_ercr
041 0 _aeng
044 _axxu
245 1 0 _aVol. 26 No. 2
260 _c1992
773 1 8 _7nnas
_gVol. 26 No. 2
_tBulletin (New Series) of the American Mathematical Society. 1992
_w000015692
_x0273-0979
942 _cIS
999 _c15716
_d15716