6Luo Z & lnou6 S. A short daytime nap modules levels of emotions objec- tively evaluated by the emotion spectrum analysis method [ J ]. Psychiatry Clin Nrosci, 2000,54: 207-212.
7IAntonio V. B, et al. Sleep and Behavioral Correlates of Napping Among Young Adults: A Survey of First-Year University Students in Madrid, Spain [J] .Journal of Amcm't college health,2008,57(2) : 150-158.
