Politics in Simalungun: A Study in Political Integration (Liddle, 1967)
PhD dissertation (Yale, 1967) by R. William Liddle, a political-science study of local parties and political integration in Simalungun regency and Pematangsiantar, North Sumatra, based on 1963-64 fieldwork. Gerwani appears in a few brief passages in ch. VI: listed among PKI mass organizations (p. 190), given no members
A Traditional Leader in a Time of Change: the Kijaji and Ulama in West Java (Horikoshi, 1976)
Hiroko Horikoshi's 1976 University of Illinois anthropology PhD thesis on kijaji and ulama as traditional leaders in a West Java (Priangan, Cipari) Islamic village, covering kinship, rural economy, the life cycle, the ulama as educators and legal experts, and kijaji charisma. It has almost nothing on Gerwani: a single
Spread of Islam in Majapahit and Blambangan (serial, part 50)
Bali Post, 24 Dec 1993, p. 5: a serial instalment rejecting the claim that the 1926 Bedewang peasant revolt was a PKI product with its mass organisations including Gerwani.