000 00282pam a2200121a 44500
082 _a621.3815
_bAL54 1ST 1963
100 _aAllerton Cof.On Circuit
245 1 _aPROCEEDINGS
260 _aIllinois
_b
_c1963
700 _aSystem Theory(1963
964 _gCIRC
997 _aK12475 s C
999 _c381793
_d381793