De Waarheid, 16 Jan 1952, p. 4: report on workers' protests against Sjahrir's PSI splitting unions (the Perbupri breakaway from SOBSI's plantation union Sarbupri in Jember). A closing section says the Gerwis annual congress in Surabaya unanimously demanded abolition of the Round Table Agreement and return of New Guinea
Tribune (Sydney), 23 May 1962, p. 9: Laurie Aarons, Communist Party of Australia fraternal delegate, praises the Seventh Congress of the PKI as a mass party (383 delegates, 'two million' members) led by D.N. Aidit, with Sukarno speaking at the closing rally. Lists the mass organisations it leads: BTI, SOBSI and Gerwani
Tribune (Sydney), 23 May 1962, p. 9: Laurie Aarons, Communist Party of Australia fraternal delegate, praises the Seventh Congress of the PKI as a mass party (383 delegates, 'two million' members) led by D.N. Aidit, with Sukarno speaking at the closing rally. Lists the mass organisations it leads: BTI, SOBSI and Gerwani