Brig. Gen. Supardjo's 1966 analysis, addressed to 'comrade leaders', of why the 30 September Movement failed, published by John Roosa in 2008. The only first-hand assessment by a movement leader.
De Volkskrant report (24 Feb 1966) on unrest in Jakarta and the opening of Untung's trial. The prosecutor said his strike force of 5,000 included 2,000 communists, "men and women, of the organisations Gerwani, Pemuda Rakjat and the BTI". No claims of torture or sexual misconduct appear in this item.
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