References
- GERHAKD , D. J. , An exploratory experiment in landing techniques . Unclassified, Flying Training Command Memo. No. 69. Flying Training Command Report No. 37 (F.P.R.C. 890), Aug. 1954 .
- LEWIS , R. E. F. , 1956 . Consistency and car driving skill . Brit. J. Industr. Med. , 13 , 131 – 141 .