D. Firth

Acoustic vibration of a liquid filled distorted circular cylindrical shell

D. Firth, 1978 .

The influence of circular bends on acoustic and structural waves in pipes

David Firth, D. Firth, 1981 .

The Vibration of a Distorted Circular Cylinder Containing Liquid

D. Firth, 1975 .

Acoustic characteristics of circular bends in pipes

Frank Fahy, D. Firth, F. Fahy, 1984 .