000 00272nam a2200121Ia 4500
082 _a003 SCH/S
100 _aSchwarzenbach J
245 _aSystem Modelling and Control
260 _c1979
_bELBS & Edward Arnold
_aLondon
300 _ax+229
700 _aGill KF
942 _cBK
999 _c8696
_d8696