1. The bipolar spectrum: new concepts in classification and diagnosis;Akiskal,1983
2. Characterological manifestations of affective disorders: toward a new conceptualization;Akiskal;Integr. Psychiatry,1984
3. The distinctive mixed states of bipolar I, II and III;Akiskal;Clin. Neuropharmacol.,1992
4. Toward a temperament-based approach to depression: implications for neurobiologic research;Akiskal;Adv. Biochem. Psychopharmacol.,1995
5. Criteria for the soft bipolar spectrum: treatment implications;Akiskal;Psychopharmacol. Bull.,1987