CIA research study, December 1968 (released 2023), arguing the PKI planned the 30 September Movement in every detail, based largely on interrogations. Cold War security-apparatus counter-evidence relevant to how Gerwani was framed.
De Nieuwe Limburger, 5 Jan 1968 (Reuters): Jakarta police arrest Dutch lawyer Mrs Mr Trees Soenito-Heyligers, from Zwolle, on suspicion of membership of the banned communist scholars' association HSI. Two years earlier she had defended trade union leader Njono, sentenced to death for the 1965 coup.
De Waarheid, 5 Jan 1968, p. 1: telegram from the NVB executive to the Indonesian ambassador in The Hague protesting the arrest of lawyer Trees Sunito-Heyligers, recalling her anti-fascist work, her defence of Dutch soldiers who refused colonial war and her defence of union leader Njono, and demanding release of her and
De Waarheid, 16 Jan 1968, p. 1: short item that the CPN branch in Vlaardingen sent a telegram to the Indonesian embassy in The Hague protesting persecution of democrats in Indonesia and demanding release of lawyer Trees Sunito-Heyligers, recently detained by the Jakarta regime, and other Indonesian freedom fighters.