00344nam a2200121Ia 4500082001900000100002700019245005900046260003500105300002000140490005200160500000500212700000500217  a519.9bC796.IE  aCorduneanu, Constantin  aIntegral equations and stability of feedback systemsb  aNew YorkbAcademic Pressc1973  aix, 238p. Index  aMathematics in Science and Engineeringv v. 104  a  a