References
- Adams , J. A. 1971 . A closed-loop theory of motor learning. . Journal of Motor Behavior , 3 : 111 – 150 .
- Schmidt , R. A. 1975 . A schema theory of discrete motor skill learning. . Psychological Review , 82 : 225 – 260 .
- Welford , A. T. 1977 . “ Motor performance ” . In Handbook of the psychology of aging. , Edited by: Birren , J. E. and Schaie , K. W. New York : Van Nostrand Reinhold .