REFERENCE
- Tsien (HS). Engineering Cybernetics. 1954. McGraw-Hill Book Co. New York. P 217.
- Kochenburger (RJ). Self Adaptive Method for Acco mmodating Large Variations of Plant Gain in Control Systems. Proc. 1963 IFAC Conf., Butterworth and Co. Ltd., London. 1963.
- Eveleigh (VW). Adaptive Control and Optimization Techniques. 1967. McGraw-Hill Book Co. New York.
- Kaul (LK) and Chatterjee (B). Identification of System Characteristics Using Curve-Tracing Techniques. IEEE Trans. IECI-22, 7; 1975; 455–458.