Buysse, D. J., Angst, J., Gamma, A., Ajdacic, V., Eich, D., & Rössler, W. (2008). Prevalence, Course, and Comorbidity of Insomnia and Depression in Young Adults. Associated Professional Sleep Societies, LLC.

Buysse, Daniel J., Jules Angst, Alex Gamma, Vladeta Ajdacic, Dominique Eich, و Wulf Rössler. Prevalence, Course, and Comorbidity of Insomnia and Depression in Young Adults. Associated Professional Sleep Societies, LLC, 2008.

Buysse, Daniel J., et al. Prevalence, Course, and Comorbidity of Insomnia and Depression in Young Adults. Associated Professional Sleep Societies, LLC, 2008.