De Waarheid, 6 May 1953, p. 5: dispatch citing two Gerwis women, Su... and Warinah, on the growth of Gerwis in East Java: districts up from 19 (early 1952) to 37, 120 branches plus 50 forming, 7,016 members, mainly women workers, peasants and self-employed. Illiteracy is the main obstacle, countered by courses attended
De Waarheid, 9 Dec 1953, p. 5: Malang dispatch on a Gerwis conference reviewing East Java work. In six months membership rose from 12,000 to 16,420 and branches from 37 to 49; literacy courses ran in 120 villages with 1,349 participants; 15 kindergartens (kleuterbewaarplaatsen) opened, holding almost 600 children daily
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