Complex sentence: He received his Ph.D. at the University of Vienna in 1876 and completed his habilitation thesis at the same university in 1879, entitled "Der Selbstmord als sociale Massenerscheinung der modernen Civilisation" ("Suicide as a Social Mass Phenomenon of Modern Civilization").
Split into simpler sentences: He received his Ph.D. at the University of Vienna in 1876, and completed his habilitation thesis at the same university in 1879. The thesis was entitled "Der Selbstmord als sociale Massenerscheinung der modernen Civilisation" ("Suicide as a Social Mass Phenomenon of Modern Civilization").