@article{MRB+10, author = {Mayer, Thomas and Rohrdantz, Christian and Butt, Miriam and Plank, Frans and Keim, Daniel A.}, journal = {Linguistic Issues in Language Technology}, month = {dec}, number = {Issue 2}, pages = {1-33}, title = {Visualizing Vowel Harmony}, volume = {4}, year = {2010} }