12. 
13. 
14, 
15. 
REFERENCES 
. Barker, R. H.: The Pulse Transfer Function and Its Application to Sampling 
Servo Systems, Proc. [EE, pt. lV, monograph 43, July 15, 1952. 
. Barker, R. H.: The Theory of Pulse-monitored Servos and Their Use for 
Prediction, rept. 1046, Signals Research and Development Establishment, 
Christchurch, Hants, England, November, 1950. 
. Bergen, A. R., and J. R. Ragazzini: Sampled-data Processing Techniques for 
Feedback Control Systems, Trans. AIEE, vol. 73, 1954. 
. Bertram, J. E.: Factors in the Design of Digital Controllers for Sampled-data 
Feedback Control Systems, Trans. AIEE, paper 56-209, 1956. 
. Bode, H. W., and C. E. Shannon: A Simplified Derivation of Linear Least 
Squares Smoothing and Prediction Theory, Proc. IRE, vol. 38, no. 44, pp. 
417-425, April, 1950. 
. Brown, B. M.: Application of Finite Difference Operators to Linear Systems, 
Proc. D.S.I.R. Conf. on Automatic Control (A.Tustin, ed.), Butterworth’s 
Scientific Publications, London, 1952. 
. Brown, R. G., and G. L. Murphy: An Approximate Transfer Function for the 
Analysis and Design of Pulsed Servos, Trans. AIEE, vol. 71, pt. II, pp. 
435-440, 1952. 
. Chow, C. K.: Contactor Servomechanism Employing Sampled-data, Trans. 
ATIEE, vol. 74, pt. II, pp. 51-62, March, 1953. 
. Demoivre, A.: “Miscellanea Analytica de Seriebus et Quadraturis,’’ London, 
1730. 
. Franklin, G. F.: Filtering Deterministic Messages from Sampled-data, Tech. 
Note TN-3/127, Department of Electrical Engineering, Columbia University, 
New York, June, 1956. 
. Franklin, G. F.: Linear Filtering of Sampled-data, Tech. Rept. T-5/B, Depart- 
ment of Electrical Engineering, Columbia University, New York, December, 
1954. 
Franklin, G. F.: The Optimum Synthesis of Sampled-data Systems, Tech. 
Rept. T-6/B, Department of Electrical Engineering, Columbia University, 
New York, May 2, 1955. 
Friedland, B.: A Technique for the Analysis of Time-varying Sampled-data 
Systems, Tech. Rept. T-10/B, Department of Electrical Engineering, Columbia 
University, New York, Sept. 15, 1955, also Trans. AIEE, vol. 76, pt. II, Janu- 
ary, 1956. 
Friedland, B.: Transformation Techniques for Time-varying Sampled-data 
Systems, Tech. Rept. T-13/B, Department of Electrical Engineering, Columbia 
University, New York, Jan. 2, 1956. 
Holt Smith, C., D. F. Lawden, A. E. Bailey: Characteristics of Sampling 
Servo Systems, Proc. D.S.I.R. Conf. on Automatic Control (A. Tustin, ed.), 
Butterworth’s Scientific Publications, London, 1952. 
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