1. Application of a notch filter to reduce acoustic feedback;Agnew;Hearing J.,1993
2. Bustamante, D.K., Worral, T.L., Williamson, M.J., 1989. Measurement of adaptive suppression of acoustic feedback in hearing aids. In: Proc. IEEE ICASSP-89, pp. 2017–2020
3. Chi, H.F., 1999. Adaptive feedback cancellation for hearing aids: Theories, algorithms, computations, and systems. Ph.D. dissertation, Department of Electrical Engineering, University of California, Los Angeles
4. Chi, H.F., Gao, S.X., Soli, S.D., 1999. A novel approach of adaptive feedback cancellation for hearing aids. In: Proc. IEEE ISCAS-99, pp. 187–190
5. Combined effects of earmold vents and suboscillatory feedback on hearing aid frequency response;Cox;Ear Hearing,1982