DJVU PDF Suriya Ratanakul. 2001, "Adverbs in Sgaw Karen", in The Mon-Khmer Studies Journal, vol. 31, pp. 127-134. cite.

DJVU PDF Suriya Ratanakul. 2001, "Numeral Classifiers in Sgaw Karen", in Papers from the Sixth Annual Meeting of the Southeast Asian Linguistics Society, ed. K.L. Adams and T.J. Hudak, Tempe, Arizona, pp. 299-318. Arizona State University, Program for Southeast Asian Studies. cite.

DJVU PDF Suriya Ratanakul. 1998, "Numeral classifiers in Sgaw Karen", in The Mon-Khmer Studies Journal, vol. 28, pp. 101-113. cite.

DJVU PDF Sujaritlak Deepadung and Suriya Ratanakul. 1997, "Final particles in conversational Mal (Thin)", in The Mon-Khmer Studies Journal, vol. 27, pp. 81-89. cite.

DJVU PDF Suriya Ratanakul. 1996, "Lawa Ləsɔm ˀLɛ Poetry Revisited", in The Mon-Khmer Studies Journal, vol. 26, pp. 387-410. cite.

DJVU PDF Suriya Ratanakul and Ratanahongse, L.D. 1985, "The phonology of Lawa", in Southeast Asian Linguistic Studies Presented to André-G. Haudricourt, ed. S. Ratanakul et al., pp. 264-309. Institute of Language and Culture for Rural Development, Mahidol University. cite.