US Consulate Surabaya Joint Sitrep 22, 27 December 1965: killings continue more discreetly, NU campaign to 'exterminate PKI' covers East Java, Madiun prisoners delivered to civilians. Regional context; no Gerwani content.
Journal article by Reuven Kahane (Contributions to Asian Studies, vol. 5, 1974) giving a structural-sociological explanation of the 1965 coup and army dominance in Indonesia: religious-class polarisation, failing Sukarno-era control mechanisms, and the army's rise. Gerwani appears only in a footnote listing PKI-affilia
Iwan Gardono Sudjatmiko's 1992 Harvard sociology PhD thesis compares East Java and Bali to explain the PKI's destruction after 1965, arguing that it followed from the party's 1963 revolutionary strategy and that violence depended on public figures, army units and PKI size. It covers mobilisation, land reform and local
Tempo report (1 Oct 2012) on Banyuwangi: the 'Gagak Hitam' force of NU/PNI members hunted communists after 62 Ansor were killed at Cemethuk (commemorated at the Pancasila Jaya monument, called Lubang Buaya Cemethuk). Testimony of Baidawi and ex-Lekra secretary Andang Chatif Yusuf; bodies thrown into Jurang Tangis. Gerw
Tempo report (1 Oct 2012) on killing sites in Lumajang (Pandanwangi, Curah Mayit, Srebet) and Magetan (Puhrancang well, Gangsiran forest), with testimony from Ansor/Banser participants and villagers. Notes NU leaders called it jihad, army backing, and that many victims were not PKI. Gerwani is not mentioned.
PhD dissertation in History (UCLA, 2014) by Dahlia Gratia Setiyawan on U.S. anti-communist operations and the 1965-66 purge in Surabaya. Gerwani appears in context: as the PKI's women's affiliate (ch. 1), through the Surabaya women's coalition GOWS in the 27 September 1965 Grahadi demonstration (ch. 4), and in the Army