REFERENCES
- FITTS , P. M. , and JONES , K. E. , 1947 , Psychological aspects of instrument display I. Analysis of 270 pilot experiences . U.S. Air Forces Air Material Command, Engin. Div. Aero, Med. Lab., Wright-Patterson Air Force Base, Ohio , Rep. No. TSEAA 694-12A .
- COHEN , J. , and HANSEL , C. E. M. , 1956 . Bisk and Oambling . ( London Longmans Green ).