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Прямая цитата из U.S. Institute of Medicine Committee on Sleep Medicine and Research (2006). Sleep disorders and sleep deprivation: An unmet public health problem. Colton, H. R. & Altevogt, B. M. (Eds.) Washington, DC: The National Academies Press. Текст можно найти на сайте http://www.ncbi.nlm.nih.gov/books/NBK19958.
См. также Dinges, D., Rogers, N., & Baynard, M. D. (2005). Chronic sleep deprivation, публикация в Kryger, M. H., Roth, T., & Dement, W. C. (Eds.), Principles and practice of sleep medicine (4th ed.) (p. 67–76). Philadelphia, PA: Elsevier/Saunders.
Nightly news: Sleep deprivation costs companies billions [Video file]. (2013, January 23.) NBC News. Ocean killing everyone on board was running on one hour of sleep. New York Daily News.
Randall, D. K. (2012, August 3). Decoding the science of sleep. The Wall Street Journal.