Spotts, Hazel. 1953. Vowel Harmony and Consonant Sequences in Mazahua (Otomi). International Journal of American Linguistics 19. 253–258.
@article{spotts1953, author = {Spotts, Hazel}, journal = {International Journal of American Linguistics}, pages = {253–258}, title = {Vowel Harmony and Consonant Sequences in Mazahua (Otomi)}, volume = {19}, year = {1953} }