The Scotsman, 29 Oct 1966, 'Not the old Subandrio': profile of Sukarno's former foreign minister, condemned to death by a military tribunal for treason and bearing 'heavy responsibility for the rise of the PKI'. It traces his career and notes he is a scapegoat the Suharto regime can blame while Sukarno is retained for
English pamphlet (Melbourne, 1975, trans. Benedict Anderson) of PKI General Secretary Sudisman's final Mahmillub speech of 21 July 1967, 'Analysis of Responsibility'. A leader's self-critical account of the PKI and the 30 September Movement.
Online English text (marxists.org) of Sudisman's 21 July 1967 Mahmillub defence 'Analysis of Responsibility': his choice of 'the path of death', PKI self-criticism and account of the 30 September Movement. Same speech as the printed pamphlet.
Hermawan Sulistyo's 1997 Arizona State history PhD, 'The Forgotten Years', studies the 1965-66 killings in Jombang-Kediri, East Java, from interviews and documents, finding no single national pattern and stressing local conflict and military-backed operations. Gerwani appears in passing: its claimed 1.75 million member