Masashi Nishihara's 1973 Michigan PhD thesis on Japanese-Indonesian relations 1951-1966: war reparations, the Kishi-Sukarno settlement, lobbies, the Malaysia confrontation and the 'Sukarno groups'. Gerwani appears only once (pp. 285-286): the Nasution-Suharto group's claim that Pemuda Rakyat, Gerwani and SOBSI trained
Journal article by Coen Holtzappel (Journal of Contemporary Asia, 1979) analysing the Untung and Njono trial records to argue the 30 September Movement was steered by Air Force and Army intelligence, with Sjam's Pringgodani group deliberately compromising the PKI and Aidit. Gerwani is mentioned only once, in a footnote
Tempo testimony (1 Oct 2012) of Burhan Zainuddin Rusjiman, 72, 'Burhan Kampak', a former HMI/KAMI/Laskar Ampera member in Yogyakarta given a pistol and 'license to kill' from Nov 1965, who hunted PKI with Kostrad/RPKAD in Yogyakarta, Gunungkidul and Klaten. Motivated by anti-communism and CGMI conflict; Gerwani not men