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HUMAN FACTORS IN WORK, DESIGN AND PRODUCTION. CONTRIBUTIONS BY R.C. I.E. R.G. SELL ... ET AL
SELL, REGINALD G., (1977)
Physiologische Arbeitsgestaltung : Leitfaden der Ergonomie
Grandjean, Etienne, (1979)
Timing and time perception
Gibbon, John, (1984)