Monitoring of the Javan rhino population in Ujung Kulon National Park, Java - Haryono, Mohamad; Rahmat, Ujang; Daryan, Muhiban; Raharja, Agung; Muhtarom, Aom; Firdaus, Asep; Rohaeti, Ai; Subchiyatin, Irma; Nugraheni, Amila; Khairani, Kurnia; Kartina (Pachyderm, 2015)