000 00317nam a2200145Ia 4500
008 240618s9999||||xx |||||||||||||| ||und||
020 _aNCST
040 _aMAIN
082 _a317
100 _aBOUND VOLUME
_938972
245 0 _aCOMMUNICATIONS OF THE ACM, VOL.4,1961
250 _a1
260 _bOTH
942 _cBK
999 _c45805
_d45805