1. The two modes of processing concept and some implications;Leibowitz,1982
2. Notes on the perception of movement in relation to the problem of landing an aeroplane;Grindley,1972
3. The ecological approach to visual perception;Gibson,1979
4. The design and display of pilots instruments;Ruffell-Smith,1948
5. The comparison of attitute indicators using limited flight simulation;Burrows,1957