DJVU PDF MILLER, John D. 1964. Word classes in Brôu. MKS 1:41-62.
DJVU PDF MILLER, John and Carolyn. 1994. Notes on phonology and orthography in several Katuic Mon-Khmer groups in northeast Thailand. MKS 24:27-51.
DJVU PDF MILLER, John and Carolyn. 1996. Lexical comparison of Katuic Mon-Khmer languages with special focus on So-Bru groups in Northeast Thailand. MKS 26:255-290.