Source: Pick (2019)
Pick, Andrew. 2019. Yamben: A previously undocumented language of Papua New Guinea. In Suzuki, Mitsuko (ed.), 2018 Proceedings L4: Languages, Linguistics & Literature for Life: 22nd Annual Graduate Student Conference, College of Languages, Linguistics & Literature, 25-35. Manoa: University of Hawai'i at Mānoa.