Twenty-four-hour patterns in human performance, subjective and physiological variables and differences between morning and evening active subjects

Sleep and wakefulness

1963 • 1,091 citations

Biological rhythms and human performance

1971 • 486 citations

Human circadian rhythms.

1966 • 478 citations

Interindividual Differences in Diurnal Variations in Alertness, Performance, and Adrenaline Excretion

1971 • 110 citations

Circadian rhythms of catecholamine excretion, shooting range performance and self-ratings of fatigue during sleep deprivation

1975 • 110 citations

Interindividual differences in circadian fatigue patterns of shift workers

1973 • 95 citations

Analysis of urinary catecholamines: An improved auto-analyzer fluorescence method

1974 • 81 citations

The Effects of Time of Day and Social Isolation on the Relationship Between Temperament and Performance

1964 • 71 citations

Phasenbeziehungen zwischen den circadianen Perioden der Aktivit�t und der Kerntemperatur beim Menschen

1967 • 68 citations

CIRCADIAN VARIATIONS IN PERFORMANCE, PSYCHOLOGICAL RATINGS, CATECHOLAMINE EXCRETION AND URINE FLOW DURING PROLONGED SLEEP DEPRIVATION

1970 • 64 citations

The Diurnal Rhythm of Adrenaline Secretion in Subjects with Different Working Habits

1971 • 57 citations

Inversion of the Sleep Wakefulness Pattern: Effects on Circadian Variations in Psychophysiological Activation

1977 • 43 citations

Problems in the statistical analysis of short periodic time series∗∗

1970 • 39 citations

Physiological, behavioral, and subjective indices of habituation to psychological stress

1967 • 35 citations

Simple task rate as a direct function of diurnal sympathetic nervous system predominance.

1969 • 15 citations

Diurnal Cycles and Work-Rest Scheduling in Unusual Environments

1966 • 15 citations

Psychometric performance: circadian rhythms and effect of raising body temperature.

1973 • 8 citations

Simple task rate as a direct function of diurnal sympathetic nervous system predominance: a law of performance.

1969 • 7 citations

Interindividual differences in diurnal variations in alertness, performance, and adrenaline excretion

1969 • 3 citations