An evaluation of adaptive noise cancelling for speech recognition. - H. S. Dabis; Alan Wrench (EUROSPEECH, 1991)

A polynomial approach to optimal and adaptive filtering with application to speech. - Thomas J. Moir; Douglas R. Campbell; H. S. Dabis (IEEE Trans. Signal Process., 1991)

Multivariable polynomial matrix formulation of adaptive noise cancelling. - Douglas R. Campbell; Tom J. Moir; H. S. Dabis (Signal Process., 1992)