Hansson, Gerd (ed.). 1996. A Synoptic Glossary of Athpare, Belhare, and Yakkha. Unterschleisheim: LINCOM Europa

van Driem, George. 1994. “The Yakkha verb: interpretation and analysis of the Omruwa material (a Kiranti language of eastern Nepal). Bulletin of the School of Oriental and African Studies, LVII/2:347-5

Schackow, Diana. 2012. Referential hierarchy effects in three-argument constructions in Yakkha.“ Linguistic Discovery 10.3:148-173.

"A Grammar of Yakkha." Doctoral dissertation, University of Zürich.