이 용어는 뉴스 아카이브에 등장하였으며 1967년 초에 일반화되었다.
- 《Aeronautical research and development policy: hearings》. Washington, D.C. , USA: United States Senate, Ninetieth Congress, first session,. 1967. 84쪽.
January 25, 26, and February 27, 1967, review of adequacy of policy planning for aeronautical research and development and of what Congress, Executive Branch of government, and private industry can do to insure that national aeronautical goals are met