Geographic Overview of the Cyclops Mountains and the Mamberamo Basin32–37
Polhemus, Dan A. and Richards, S. 2002. "Geographic Overview of the Cyclops Mountains and the Mamberamo Basin." In A Biodiversity Assessment of the Yongsu-Cyclops Mountains and the Southern Mamberamo Basin, Papau, Indonesia, RAP Bulletin of Biological Assessment 25. 32–37.