Merdeka, 4 September 1951 (hlm. 2): 'Trimurti tindjau gerakan2 wanita': Gerwis vice-chair S.K. Trimurti, touring Sumatra since 27 July 1951 with her secretary, criticises urban women's organisations in Medan as weak and ceremonial.
Harian Neraca, 25 Maret 1989, p. 10: instalment 70 of Soegiarso Soerojo's serial. Surveys October–November 1965 violence and Suharto's 10 Nov 1965 'Seruan', with crowd attacks in Aceh and Sumatra on the PKI and Gerwani.
Annie Pohlman's 2015 monograph, the first book-length study of gendered violence in 1965-66, based on about 150 women survivors: patterns of arrest, torture, rape, sexualised mutilation, strip searches for the 'Gerwani mark', sexual slavery and 'wife-taking'. Key scholarly source.