Djakarta's dagboek: Internationale vrouwendag (Jakarta diary: International Women's Day)
Jakarta diary: International Women's Day
Java-Bode, 11 February 1957, p. 2: Jakarta women's organisations formed a committee to prepare International Women's Day on 8 March: chair Mrs Jahja Malik (Perwamu), vice-chair Mrs Hermen, first secretary Mrs Kusnan of Gerwani, second secretary Mrs Darpin Busono (Baperki), treasurers Mrs Mandagi and Mrs Prawoto.