1. Vigilance: The Problem of Sustained Attention;Stroh,1971
2. Performance decrement during prolonged night driving;Riemersma,1977
3. Effects on sustained performance of 48 hours of sleep loss;Morgan;Hum Factors,1974
4. Napping and human functioning during prolonged work;Naitoh,1987
5. Engineering psychology;Grether,1975