Nagaraja, K. S. 1999. "Korku Language: Grammar, Texts and Vocabulary." Institute for the Study of Languages and Cultures of Asia and Africa, Tokyo University of Foreign Studies.
Morse, Stephen A. 1988. "Five Rawang Dialects Plus More." In Prosodic analysis and Asian linguistics: To honour R.~K.~Sprigg, edited by David Bradley et al.. 104: 237-250. Canberra: Australian National University.