A digital frequency-domain implementation of a very high gain hearing aid with compensation for recruitment of loudness and acoustic echo cancellation. - August Kaelin; Allen G. Lindgren; Sigisbert Wyrsch (Signal Process., 1998)

Adaptive feedback cancelling in subbands for hearing aids. - Sigisbert Wyrsch; August Kaelin (ICASSP, 1999)

Performance comparison of PBFDAF algorithms. - Sigisbert Wyrsch; August Kaelin (ICECS, 1999)

Subband signal processing for hearing aids. - Sigisbert Wyrsch; August Kaelin (ISCAS (3), 1999)