CIA report, 30 April 1951, on 'Women Communists in Indonesia': Chinese and Indonesian women's links, the Stockholm peace appeal, and Gerwis chair 'Sri Mangunsarkoro' protesting France's ban on the WIDF. Early foreign surveillance of Gerwis's WIDF ties.
CIA report, 6 May 1954: Trimurti and Dr Thung Sin Nio collecting funds to finance the Gerwis (now Gerwani) congress in Jakarta, 25-31 March 1954, including from Chinese-Indonesian donors. Evidence on congress financing and cross-community support.
Chinese-published pamphlet (Foreign Languages Press, Peking, 1963) with statements and a report by Yang Yun-yu attacking Soviet and WIDF leaders at the June 1963 Moscow World Congress of Women over anti-imperialism versus disarmament and peaceful coexistence. It records the Indonesian delegation, led by Umi Sardjono, s