1. Positive-definite Toeplitz completion in DOA estimation for partially-augmentable nonuniform linear antenna arrays;Abramovich,1996
2. Ambiguities in direction-of-arrival estimation for nonuniform linear antenna arrays;Abramovich,1996
3. Advances in direction-of-arrival estimation with nonuniform linear antenna arrays;Abramovich,1997
4. Generalised spatial smoothing using partial arrays for multiple target bearing estimation;Abramovich,1998
5. Experimental trials on antenna array adaptive processing for surface-wave over-the-horizon radar;Abramovich,1999