R. Nath, A.K. Chaturvedi, and G. Sharma "Blind Estimator for Time Delays in Multipath Acoustic Channel- Estimator Performance versus Noise and Number of Multipath," Int. J. Signal and Image System Engineering, vol. 4 No. 1, pp. 13-20, 2011.
G. Sharma, A. K. Rain "A Fast Method for Direction of Arrival Estimation", Sadhana, December 1999.
A. K. Chaturvedi, G. Sharma "A New Family of Concurrent algorithms for Adaptive Volterra and Linear Filters," IEEE Transactions on Signal Processing, September 1999, vol. 47, pp. 2547-2551.
C. Ramesh, G. Sharma, P. R. K. Rao, "Scale-limitedness in Wavelet Transforms," Differential Equuations and Dynamical Systems, vol. 6, no. 1, January-April 1998, pp. 211- 218.
G. Sharma, R. Chellappa, "Two-dimensional Spectrum Estimation Using Non-causal autoregressive models," IEEE Transactions on Information Theory, May 1986, pp. 268-275.