1. Heidmann MF. Interim prediction method for fan and compressor source noise. Report, NASA TM X-71763, USA; 1975.
2. Raney JP. Development of a new computer system for aircraft noise prediction. In: Proceedings of 2nd aero-acoustics conference of American Institute of Aeronautics and Astronautics, Hampton, VA, U.S.A., 24–26, March 1975, paper no. 75–536.
3. Hough JW, Weir DS. Aircraft noise prediction program (ANOPP) fan noise prediction for small engines. Report, NASA CR 198300, USA; 1996.
4. Ventres CS. Turbofan noise generation. Volume 1: analysis. Report, NASA CR-167952, USA; 1983.
5. Meyer HD, Envia E. Aeroacoustic analysis of turbofan noise generation. Report, NASA CR 4715, USA; 1996.