Straits Times, 27 Sep 1956 (photo caption, lead only). A six-member Indonesian women's delegation to China, led by Mrs Roeslan Abdulgani with Madam Hurustiati Subandrio, stopped in Singapore en route to National Day celebrations in Peking on 1 October.
Sunday Standard, 17 Sep 1957 (lead only, OCR garbled). An Indonesian women's delegation arrived in Singapore by air from Jakarta on its way to communist territories, including a study visit to Red China covering social, economic and political matters; Hidayat (a vice-president of parliament) is mentioned.
Kitchener-Waterloo Record, 18 Oct 1965, p.1 (AP): Radio Jakarta announced a military ban on the Indonesian Communist Party and affiliates, issued in the name of Maj-Gen Umar Wirahadikusumah for the Jakarta area; SOBSI was banned, and Pemuda Rakjat and Gerwani, 'the party's women's wing', were also placed under the ban.