Proceedings : Fifth Annual Allerton Conference on Circuit and System Theory : conference held October 4, 5, 6, 1967, Allerton House, Monticello, Illinois

edited by J.B. Cruz, T.N. Trick, conference co-chairmen ; sponsored by the Department of Electrical Engineering and the Coordinated Science Laboratory of the University of Illinois, and the Circuit Theory and Automatic Control Groups of the Institute of Electrical & Electronics Engineers