000 00285nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aAmerican Journal of Mathematics
260 _aBaltimore
_bJohn Hopkins University
_c1 Jan-30 Jun,1990
362 _a112-112
_b01-Mar
942 _2ddc
_cJ
999 _c191288
_d191288