1. Time dependent difference theory for noise propagation in a two-dimensional duct;Baumeister;American Institute of Aeronautics and Astronautics Journal,1980
2. General mapping procedure for variable area duct acoustics;White;American Institute of Aeronautics and Astronautics Journal,1982
3. Application of “steady” state finite element and transient finite difference theory in a variable area duct: a comparison with experiment;Baumeister,1981
4. Influence of exit impedance on finite difference solutions of transient acoustic mode propagation in ducts;Baumeister;American Society of Mechanical Engineers, Journal of Engineering for Industry,1982
5. Duct acoustics—a time dependent difference approach for steady state solutions;Cabelli;Journal of Sound and Vibration,1982