References
- Clark, J. P. C. & Noges, E., IEEE Int. Convention Record, 14, part 6 (1966), 179–85.
- Meyer, A. U., Pulse frequency modulation and its effects in feedback control systems, Ph.D. dissertation, Northwestern University, Evanston, Ill., 1961.
- Pavlidis, T. & Jury, E. I., IEEE Trans, on Automatic Control, AC-10 (1965), 35–43.
- Varadarajan, M. S., “Stability of feedback systems with pulse frequency modulation”, Int. J. Control (to be published).
- Varadarajan, M. S., Analysis of feedback systems with combined pulse modulation, doctoral dissertation, Indian Institute of Technology, Kanpur, 1969.
- Nease, R. F., Analysis and design of nonlinear sampled data control systems, Mass. Inst. Tech. Report, Cambridge, 1957.