Effects of sleep extension on cognitive/motor performance and motivation in military tactical athletes

Manual for the State-Trait Anxiety Inventory

Charles D. Spielberger, Richard L. Gorsuch, Robert E. Lushene · 1970 · 25.4K citations

Psychological Co-morbidities, Psychopathology, Psychiatry +12

A New Method for Measuring Daytime Sleepiness: The Epworth Sleepiness Scale

Murray W. Johns · SLEEP · 1991 · 16.8K citations · Full text

Sleep Disorders, Sleep Health, Daytime Sleepiness +19

Effects of noise letters upon the identification of a target letter in a nonsearch task

Barbara A. Eriksen, Charles W. Eriksen · Perception & Psychophysics · 1974 · 7.2K citations · Full text

Noise Letters, Cognitive Science, Semantic Processing +14

The Cumulative Cost of Additional Wakefulness: Dose-Response Effects on Neurobehavioral Functions and Sleep Physiology From Chronic Sleep Restriction and Total Sleep Deprivation

Hans P. A. Van Dongen, Greg Maislin, Janet Mullington et al. · SLEEP · 2003 · 3.1K citations · Full text

Subjective and Objective Sleepiness in the Active Individual

Torbjörn Åkerstedt, Mats Gillberg · International Journal of Neuroscience · 1990 · 3K citations