@inproceedings{aremandarinsandhitone3andtone2the,
  title = {Are Mandarin Sandhi Tone 3 and Tone 2 the Same or Different? The Results of Functional Data Analysis},
  author = {Chierh Cheng and Jenn-Yeu Chen and Michele Gubian},
  year = {2013},
  booktitle = {PACLIC 2013 11},
  url = {https://aclanthology.org/Y13-1029},
}