1. Circadian rhythms: General features and endocrinological aspects;Aschoff,1979
2. Circadian rhythms interference with and dependence on work-rest schedules;Aschoff,1981
3. Freerunning and entrained circadian rhythms;Aschoff,1981
4. The circadian system of man;Aschoff,1981
5. Chronotherapy: Resetting the circadian clocks of patients with delayed sleep phase insomnia;Czeisler;Sleep,1981