Nieuwe Courant, 3 November 1950: conference of the Committee for World Peace in Yogyakarta, attended by branches and representatives of Kowani, Gerwis, Front Pemuda Indonesia, BTI, Sobsi, Pesindo and others. It endorsed the Prague appeal, proposals for the London congress (five-power peace, Dutch army withdrawal, no fo
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.
Indonesian Wikipedia article (retrieved 13 Oct 2026) with a short institutional history of Gerwani: founding 4 June 1950 from six regional organisations, Tris Metty as first chair, membership growth to 3 million in 1965, PKI influence and dissolution on 12 March 1966. Encyclopedic summary.