DJVU PDF Theraphan L. Thongkum. 1987-1988, "The interaction between pitch and phonation type in Mon: phonetic implications for a theory of tonogenesis", in The Mon-Khmer Studies Journal, vol. 16-17, pp. 11-24. cite.

DJVU PDF Huffman, F. 1987-1988, "Burmese Mon, Thai Mon, and Nyah Kur: a synchronic comparison", in The Mon-Khmer Studies Journal, vol. 16-17, pp. 31-84. cite.

DJVU PDF Bauer, C. 1987-1988, "Austroasiatic bibliography: Theses on Mon literature submitted to universities in Thailand", in The Mon-Khmer Studies Journal, vol. 16-17, pp. 282-283. cite.