1. Use of an Analogue Computer in the Application of Pontryagin's Maximum Principle to the Design of Control Systems with Optimum Transient Response†
2. FITSNER , L. N. , 1960 ,Avtomat. Telemech., Moscow , 21 , 1115 .
3. FULLER , A. T. , 1959 , Ph.D. Thesis , Cambridge ; 1960 a, Proceedings of the International Federation of Automatic Control Congress, Moscow (London : Butterworths), 1, 510; 1960 b, J. Electron. Contr., 8, 465 .