Seven-page Ministry of Information file of short official biographies; only the first concerns Gerwani: parliamentary member no. 86 Umi Sardjono (b. Salatiga 1923, PKI list for East Java), with her career from Semarang telephone office to Kediri and Gerwani.
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
Historia article (2019) on women's wings of parties in the 1955 election (Perwamu, Parkiwa, Wanita Demokrat, Aisyiyah, Bhayangkari), noting the PKI grew close to Gerwani and that Mudigdio and Umi Sardjono entered the DPR for the PKI. Context on Gerwani and elections.