@article{yujia2004,
	title = {Analysis and modeling of F0 contours for cantonese text-to-speech},
	volume = {3},
	url = {http://portal.acm.org/citation.cfm?id=1037811.1037813},
	doi = {10.1145/1037811.1037813},
	journal = {ACM Transactions on Asian Language Information Processing (TALIP)},
	author = {Yujia Li and Tan Lee and Yao Qian},
	year = {2004},
	keywords = {chinese dialects,fundamental frequency,prosody,text-to-speech,tones},
	pages = {169-180}
},

@inproceedings{zheng2007,
	address = {Antwerp, Belgium},
	title = {Categorical Perception of Cantonese Tones in Context: a Cross-Linguistic Study},
	booktitle = {Interspeech 2007},
	journal = {Proceedings of the 10th European Conference on Speech Communication and Technology },
	author = {Hongying Zheng and Peter WM. Tsang and William S-Y. Wang},
	publisher = {ISCA},
	month = aug,
	year = {2007},
	pages = {2745-2748}
},

@misc{sgcpaper,
	title = {Learning tone distinctions for Mandarin Chinese},
	url = {http://dare.uva.nl/record/262438},
	publisher = {ISCA},
	booktitle = {Interspeech 2007},
	author = {D.J.M. Weenink and G. Chen and Z. Chen and S. de Konink and D. Vierkant and E. Hagen and R.J.J.H. van Son},
	journal = {Proceedings of the 10th European Conference on Speech Communication and Technology },
	month = aug,
	year = {2007},
	pages = {950-953}
},

@inproceedings{yujia2007,
	address = {Antwerp, Belgium},
	title = {Perceptual Equivalence of Approximated Cantonese Tone Contours},
	booktitle = {Interspeech 2007},
	journal = {Proceedings of the 10th European Conference on Speech Communication and Technology },
	author = {Yujia Li and Tan Lee},
	publisher = {ISCA},
	month = aug,
	year = {2007},
	pages = {2677-2680}
},

@inproceedings{ho2007,
	address = {Antwerp, Belgium},
	title = {F0 analysis of perceptual distance among Cantonese level tones},
	booktitle = {Interspeech 2007},
	journal = {Proceedings of the 10th European Conference on Speech Communication and Technology},
	author = {Rerrario Shui-Ching Ho and Yoshinori Sagisaka},
	publisher = {ISCA},
	month = aug,
	year = {2007},
	pages = {1038-1041}
},

@book{gordon2005,
	address = {Dallas, Texas},
	edition = {15},
	year = {2005},
	title = {Ethnologue: Languages of the World},
	url = {http://www.ethnologue.com/},
	publisher = {SIL International},
	author = {Raymond G. Gordon, Jr. (ed.)}
},

@book{JPchars,
	year = {1997},
	title = {{Hong} {Kong} {Jyut} {Ping} characters table},
	author = {Lingustic {Society} of {Hong} {Kong} ({LSHK})},
	publisher = {Linguistic Society of Hong Kong Press}
}