Tages-Anzeiger analysis (11 July 1959, signed Th. v. R.) of Sukarno's return to the 1945 constitution and the army's rising power under Nasution. Lists PKI-linked mass organisations, giving Gerwani 75,000 members alongside SOBSI, Pemuda Rakyat, BTI, and notes PKI's 1957 vote.
CIA Office of Current Intelligence Special Report SC 00642/64A, 'Sukarno and the Communists' (23 Oct 1964, Secret; declassified 1975). Analyses Sukarno's mutual exploitation with the PKI and Aidit's strategy; lists PKI front membership claims, including Gerwani at almost two million, beside BTI, SOBSI, Pemuda Rakjat an
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