1. Cooper, G. E., Harper, P. R. "The Use of Pilot Rating in the Evaluation of Aircraft Handling Qualities", NASA TN-5153, 1969.
2. "FlyingQualitiesTesting",Chapter22,USAirForceTestPilotSchool,EdwardsAirForceBase,February2002.
3. A Flying Qualities Criterion for the Design of Fighter Flight-Control Systems