Perwari in the Years of Struggle, 1951
Farewell report by outgoing Perwari chair Kusban, in Siaran Perwari (Jan 1951, congress issue), narrating Perwari's history during the revolution, including flight from Malang after the first Dutch attack in July 1947.
Abuses in Indonesian prisons: conditions of the August 1951 detainees
De Waarheid, 27 Oct 1951, p. 3: correspondent's article on poor food, medical care and conditions of those arrested in Indonesia since August 1951 under the Sukiman government (Cipinang prison, Malang, Banten), including named detainees. Ends with a Gerwis statement calling the arrest of its leader (S.K.) Trimurti and