000 005070000a22001930004500
022 _a0003-0996
596 _aA
245 1 0 _aAMERICAN SCIENTIST
260 _bSigma, The Scientific Research Society
362 1 _a1913-
041 0 _aEn
650 1 4 _9166220
_aTECNOLOGIA
650 1 4 _9151984
_aINVESTIGACION
310 _aBim.
593 _a11-07-2005
590 _bSigma Xi, The Scientific Research Society, American Scientist, P.O. Box 2889, Clinton, IA 52735
_gUSA
942 _cCR
999 _c128982
_d128982