C. van Dijk, Rebellion under the Banner of Islam: The Darul Islam in Indonesia (KITLV/Martinus Nijhoff, 1981), a political history of the Darul Islam risings in West and Central Java, South Sulawesi, South Kalimantan and Aceh, and of why people joined them. It never mentions Gerwani. Its relevance is biographical: Mrs
Edited volume (Palgrave 2018; McGregor, Melvin, Pohlman) arguing the 1965 violence was genocidal, covering causes (Aceh army documents, Bali, Pohlman on women's testimonies of sexual violence in West Sumatra) and legacies. Key scholarship on 1965 violence.
Jess Melvin's 2018 monograph arguing the 1965-66 killings were a genocide planned and coordinated by the army, based on about 3,000 pages of Aceh military records and interviews. Key evidence on army responsibility.
Jean-Louis Margolin's 47-page review essay (Archipel 99, 2020, in French) on the 'new historiography' of 1965 through eight books, summarising findings on army-militia cooperation, NU/Ansor, sexual violence and prisons, and critiquing Melvin and Robinson.