Gerwis sends Suwarti and Darmini to child-defence conference in Vienna (Harian Rakjat, 8 April 1952)
Harian Rakjat, 8 Apr 1952, p.3-4: Gerwis, led by Umi Sardjono (PB Gerwis), hosts a reception in Jakarta for organisations and officials, including Health Ministry's Dr Syulianti, to prepare a national committee for child defence; Trimurti speaks on child labour and schooling. Gerwis delegates Suwarti and Darmini (alrea
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
The Communist Party of Indonesia 1951-1961: A Decade of the Aidit Leadership (Hindley, 1961)
Donald Hindley's 1961 ANU PhD thesis on the Indonesian Communist Party under the Aidit leadership, 1951-1961, covering PKI strategy, party-building, finances, mass organisations and elections. Section 'Women' (pp. 422-448, esp. 'Gerwani', pp. 428-441) traces Gerwis from its founding on 4 June 1950 (about 500 members) t
Tempo.co, 29 September 2021: Organisations considered affiliated with the PKI
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.