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
History of Gerwis and the emergence of Gerwani (detikNews, 2013)
detikNews feature (2013) on Gerwis's founding on 4 June 1950 by six organisations (Rupindo, Persatuan Wanita Sedar, Istri Sedar, Gerwindo, Wanita Madura, PPRI) and founders Trimurti, Salawati Daud, Umi Sardjono, Tris Metty and Sri Panggihan, with I.G.A.A. Ratih. Concise account of origins.
S.K. Trimurti, Indonesian woman fighter (Jazimah, 2016)
Ipong Jazimah's 2016 biographical sketch of S.K. Trimurti (1912-2008): journalist, labour minister, Gerwis co-founder, Petisi 50 signatory. Pages 50-51 cover Gerwis's founding; relies on a few secondary sources.