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.
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
Short Reuter wire item in the Swiss farm paper Schweizer Bauer, 13 Oct 1965. Reports tension in Central Java as Communists flee to the mountains, and that an angry crowd burned down the Gerwani premises in Aceh, North Sumatra, per Radio Djakarta via Malaysian radio.