Audio (9:23) of the Radio Republik Indonesia broadcast of 1 October 1965 announcing the 30 September Movement's 'Dewan Revolusi' (Revolutionary Council), uploaded to the Internet Archive; provenance unverified. Primary source for the coup's opening moments; Gerwani not mentioned in the description.
Compilation from the LBJ National Security File (ProQuest), Oct-Nov 1965: State Department memos, CIA intelligence memoranda and Indonesia Working Group situation reports on the 30 September Movement and army counter-moves. Gerwani appears only in passing: arrests of Gerwani and Pemuda Rakyat members (6 Oct), CIA claim
Berita Harian, 7 October 1965, p. 1: Radio Yogyakarta claims Col. Katamso's family was slaughtered; fighting at Klaten and Cirebon, where rebels included armed communist youth and Gerwani members; army paper's account of the seven officers' deaths (Yani, Suprapto, Haryono, Parman, Panjaitan, Sutoyo, Tendean) at Lubang
Thurgauer Zeitung wire digest, 12 Oct 1965, on the anti-communist wave in Indonesia: Communists fleeing in Central Java, an angry crowd burning Gerwani premises in Aceh (per Radio Djakarta), Untung's capture, Antara placed under Army control, and Sukarno's remarks on 'imperialists'. Gerwani appears only in one sentence
Long Tempo feature (6 Oct 1984), New Order-era 'scattered stories' of 30 Sept-1 Oct 1965 told by witnesses: Catherine Panjaitan, Dewi Sukarno, Bambang Wijanarko, Mangil, Roeslan Abdulgani, Sugandhi, Salim Said, Syu'bah Asa. Frames events as a PKI coup and describes army/RRI takeover. Gerwani is not mentioned.