Shafer, Robert. 1941. The Vocalism of Sino-Tibetan II. Journal of the American Oriental Society 61. 18-31.
@article{jacquesestimative-shafer41st, author = {Shafer, Robert}, journal = {Journal of the American Oriental Society}, pages = {18-31}, title = {The Vocalism of Sino-Tibetan II}, volume = {61}, year = {1941} }