1. ACTIVE NOISE CONTROL: A REVIEW OF THE FIELD
2. Current and future industrial applications of active noise control
3. Eriksson , L. J. , Allie , M. C. , Hoops , R. H. and Warner , J. V. Higher order mode cancellation in ducts using active noise control . Proceedings of Internoise 1989, Newport Beach . pp. 495 – 500 . Ames , Iowa : Institute of Noise Control Engineering .