000 00322nam a22000977a 4500
008 230906b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aIBM Journal of research & development
260 _aNew York:
_bInternational Business Machines Corporation,
942 _cCR
999 _c60439
_d60439