CIA intelligence survey of the PKI's history, structure and front organisations, May 1955, before the September 1955 elections. Section III.E (report pp. 49-50) profiles Gerwani: founded 1950 as Gerwis, renamed Gerwani at the March 1954 congress, 25,000+ members, S.K. Trimurti general chairman and Umi Sardjono chairman
Bintang Merah special issue, vol. 1: documents of the VI National Congress of the PKI, Jakarta 7-14 September 1959 (Yayasan Pembaruan, 1960). Contains Aidit's opening speech, the Central Committee's General Report, and Programme and Constitution changes. Gerwani is not named; on women it records growing women's members
Xinhua dispatches in Renmin Ribao (19 Mar 1964, p. 3) on Indonesia's 'smash Malaysia' campaign: Sukarno orders the armed forces to contribute, Aidit swears in Pemuda Rakyat volunteers, and DPR-GR members back the President. Umi Sardjono, representing women and a Gerwani leader, pledges that Indonesian women will carry
Official institutional history, 'Seperempat Abad DPR RI', compiled by the DPR-GR Secretariat for the 25th anniversary in August 1970; it traces parliament from the KNIP to 1970 with membership rosters. For Gerwani it matters in the 1965-66 chapters: it records the NU demand (5 Oct 1965) to ban Gerwani, the 15 Oct 1965
Tempo.co explainer (29 Sept 2021) on organisations 'considered affiliated' with the PKI: Gerwani, Lekra, SOBSI, Pemuda Rakjat. It states, citing Wieringa, that Gerwis became Gerwani at its 1954 second congress, electing PKI member Umi Sardjono as chair. Short, background-level.
Deden Rahmanudin, 'Gerwani Mazhab Politik Islam Era Soekarno' (Jurnal Kewarganegaraan 6:2, 2022), a literature-based article presenting Gerwani as a feminist movement and discussing it from an Islamic viewpoint (Sukarno's Sarinah, Hamka). Drawing on Wieringa and Lestariningsih, it recounts Gerwani's 1950 founding, MPs