Robert Blust. 2007. Òma Lóngh historical phonology. Oceanic Linguistics 46: 1-53.

Bernard Sellato. 2009. Social organization, settlement patterns, and ethnolinguistic processes of group formation: The Kenyah and Putuk in East Kalimantan. In Peter W. Martin and Peter G. Sercombe (eds.), Languages in Borneo: Diachronic and Synchronic Perspectives, 11-56. Borneo Research Council.

Soriente, Antonia. 2006. Uma' Kulit: a Kenyah or Kaya language?: Linguistic classifications and local epistemology. Linguistik Indonesia 24: 71-81.

Smith, Alexander D. 2015. On the classification of Kenyah and Kayanic languages. Oceanic Linguistics 54(2): 333–357.

A tentative phonemic analysis of Ningil

A sketch of Au morphology and syntax

Au dialect survey report

A Teaching Grammar of the Manam Language

Referent Management in Olo: A Cognitive Perspective

All the One language(s): comparing linguistic and ethnographic definitions of language in New Guinea