Stewart, J. M. 1967. Tongue root position in Akan vowel harmony. Phonetica 16. 185-204.
@article{Stewart-1967, author = {Stewart, J. M.}, journal = {Phonetica}, pages = {185-204}, title = {Tongue root position in Akan vowel harmony}, volume = {16}, year = {1967}, iso_code = {aka}, olac_field = {general_linguistics; phonetics; typology; phonology}, wals_code = {akn} }