Donohue, Mark P. n.d.Lexical categories, complexity and the configurationality split in One. Unpublished manuscript, Department of Linguistics, Monash University.
^Crowther, Melissa. 2001.All the One language(s): comparing linguistic and ethnographic definitions of language in New Guinea. MA thesis, University of Sydney.
^abcdFoley, William A. (2018). "The Languages of the Sepik-Ramu Basin and Environs". In Palmer, Bill (ed.).The Languages and Linguistics of the New Guinea Area: A Comprehensive Guide. The World of Linguistics. Vol. 4. Berlin: De Gruyter Mouton. pp. 197–432.ISBN978-3-11-028642-7.