BoyntonR.M., & BushW. R.Laboratory studies pertaining to visual air reconnaissance. USAF WADC tech. Rep. 55-304, Part 1, 1955.
2.
BoyntonR. M.ElworthC. L.OnleyJ. W., & KlingbergC. L.Form discrimination as predicted by overlap and area. USAF RADC tech. Rep. 60-158, 1960.
3.
BoyntonR. M.ElworthC. L.MontyR. A.OnleyJ. W., & KlingbergC. L.Overlap as a predictor of form discrimination under suprathreshold conditions. USAF RADC tech. Rep. 61-99, 1961.