 During this period Notosusanto continued to teach, although he also became involved with administrative work at UI. He served as assistant dean at the university's faculty of literature between 1963 and 1964, later serving as assistant rector from 1964 to 1967. After writing his thesis on "The Peta Army During the Japanese Occupation in Indonesia", Notosusanto received his doctorate in 1977 from UI; the thesis was translated into Indonesian and published in 1979 by Gramedia. Two years later he was made a full professor.
