Commuting--a further stress factor for working people: evidence from the European Community. I. A review
Commuting--a further stress factor for working people: evidence from the European Community. II. An empirical study
Effects of exercise on the incidence of decompression sickness: a review of pertinent literature and current concepts
Work at sea: a study of sleep, and of circadian rhythms in physiological and psychological functions, in watchkeepers on merchant vessels. I. Watchkeeping on board ships: a methodological approach
Work at sea: a study of sleep, and of circadian rhythms in physiological and psychological functions, in watchkeepers on merchant vessels. II. Sleep duration, and subjective ratings of sleep quality