00293nam a2200109 a 450000500170000002000150001708200180003210000260005024500420007626000380011830000270015620251203110155.0  a9810233345  a003.0151bMAT  aGentili, F... [et al]  aMathematical methods for sytem theory  aSingaporebWorld Scientificc1998  axxii,553p.c23 cm H.B.