DJVU PDF HARRIS, Jimmy G. 1992. The consonant sounds of 17th century Siamese. MKS 21:1-17.
DJVU PDF Jerold A. EDMONDSON, John H. ESLING, Jimmy G. HARRIS, and James WEI. 2004. A phonetic study of the Sui consonants and vowels. MKS 34:47-66.