Ultrashort sleep strategies during sustained operations: The recuperative value of multiple 80-, 50- and 20-min naps
Stampi C, Broughton R, Mullington J, Rivers M, Campos JP. Ultrashort sleep strategies during sustained operations: The recuperative value of multiple 80-, 50- and 20-min naps. Shiftwork: Health, sleep and performance. Frankfurt: Peter Lang, 1990:623-8. 1990; 623-628.