1.S.Y. Kung and B. D. Rao, “New Unbiased Methods for Narrowband Spectral Estimation,” IFAC Proc. of the Symposium on Theory and Applications of the Digital Control, New Delhi, India, Jan. 1982

2.S.Y. Kung and B. D. Rao, “Analysis and Implementation Aspects of the Adaptive Notch Filter for Frequency Estimation,” IEEE International Conference on Acoustics, Speech and Signal Processing, Paris, France, Pages: 663-666, May. 1982

3.B. D. Rao and S.Y. Kung, “Parameter Estimation Aspects and the Role of Bandwidth in a Notch Filter,” IEEE Proc. of the 21st Conference on Decision and Control, Vol. 21, Pages: 1305-1307, 1982

4.S.Y. Kung, K.S. Arun, R.J. Gal-Ezer, and B. D. Rao, “Wavefront Array Processor:  Language, Architecture and Applications,”  IEEE Transactions on Computation, C-11:11, Pages: 1054-1066, Nov. 1982