3rd AIAA/CEAS Aeroacoustics Conference May 12-14, 1997/Atlanta, GA : A collection of technical papers. pp.112-126, 1997. Reston, VA. American Institute of Aeronautics and Astronautics
4th AIAA/CEAS Aeroacoustics Conference (19th AIAA aeroacoustics conference) June 2-4, 1998/Toulouse, France : a collection of technical papers. v. 1 pp.429-440, 1998. Reston, VA. American Institute of Aeronautics and Astronautics
4th AIAA/CEAS Aeroacoustics Conference (19th AIAA aeroacoustics conference) June 2-4, 1998/Toulouse, France : a collection of technical papers. v. 2 pp.880-891, 1998. Reston, VA. American Institute of Aeronautics and Astronautics