• Author: Johnsson, A. W. Engelmann B. Pflug W. Klemke
• Title: Period lengthening of human circadian rhythms by lithium carbonate, a prophylactic for depressive disorders
• Year: 1983
• Reference Type: Journal Article
• Journal/Book Title: Intern. J. Chronobiol.
• Volume: 3
• Pages: 129--147
• Date of Publication: Tuesday, 20 December 1983