DJVU PDF Isara Choosri. 2008, "Chung (Saoch) of Thailand and Cambodia: phonological and lexical comparison", in The Mon-Khmer Studies Journal, vol. 38, pp. 69-85. cite.

DJVU PDF Isara Choosri. 2004, "Chaak and Other Chong place names: linguistic remains of a Mon-Khmer people in Eastern Thailand", in The Mon-Khmer Studies Journal, vol. 34, pp. 67-77. cite.

DJVU PDF Isara Choosri. 2002, "Dialects of Chong", in The Mon-Khmer Studies Journal, vol. 32, pp. 55-70. cite.