Multichannel Givens lattice adaptive algorithm. - Karl Zhao; Fuyun Ling; John G. Proakis (ICASSP, 1991)

QRD-based sliding window adaptive LS lattice algorithms. - Karl Zhao; Fuyun Ling; Hanoch Lev-Ari; John G. Proakis (ICASSP, 1992)

Comparison of order-recursive adaptive RLS algorithms. - Karl Zhao; Hanoch Lev-Ari; John G. Proakis (ICASSP (3), 1993)

Sliding window order-recursive least-squares algorithms. - Karl Zhao; Fuyun Ling; Hanoch Lev-Ari; John G. Proakis (IEEE Trans. Signal Process., 1994)