1. A slowing down of circadian rhythms by lithium ions;Engelmann;Zeitschrift für Naturforschung,1973
2. Effects of lithium salts on circadian rhythms;Engelmann,1987
3. Evidence that the pathophysiology of depression and the mechanism of action of antidepressant drugs both involve alterations in circadian rhythms;Goodwin,1982
4. Further evidence for period lengthening effect of Li+ on.circadian rhythms;Hofmann;Zeitschrift für Naturforschung,1978
5. Period lengthening of human circadian rhythms by lithium carbonate, a prophylactic for depressive disorders;Johnsson;International Journal of Chronobiology,1983