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DJVU PDF Alves, M.J. 2007, "A look at North-Central Vietnamese", in SEALS XII Papers from the 12th Annual Meeting of the Southeast Asian Linguistics Society 2002, ed. R. Wayland et al., Canberra, Australia, pp. 1-7. Pacific Linguistics, Research School of Pacific and Asian Studies, The Australian National University. cite.

DJVU PDF Person, K.R. 2007, "A preliminary phonological sketch of Pyen, with comparison to Bisu", in SEALS XIII Papers from the 13th Annual Meeting of the Southeast Asian Linguistics Society 2003, ed. I. Shoichi et al., Canberra, Australia, pp. 193-201. Pacific Linguistics, Research School of Pacific and Asian Studies, The Australian National University. cite.