1. International Civil Aviation Organization: "Views of the United States on Civil Supersonic Flight," Working Paper 261, Assembly(40thsession),presentedbytheUnitedStates,2Aug.2019[URL:https://www.icao.int/Meetings/A40/Documents /WP/wp_261_en.pdf,retrievedFeb. 2022].
2. Noise predictions for a supersonic business jet using advanced take-off procedures