Shift invariant sparse arrays and their optimal signal and noise subspaces. - Kaushallya Adhikari; Richard J. Vaccaro; Daniel D. Sartori (Signal Process., 2022)

Second-order optimal subspace estimation for ESPRIT-like DOA estimation. - Daniel D. Sartori; Kaushallya Adhikari; Richard J. Vaccaro (Signal Process., 2024)