http://www.homepages.ucl.ac.uk/~ucjtfli/ (全文テキスト(全般))
http://www.homepages.ucl.ac.uk/~ucjtfli/FangLiu_Dissertation3.pdf (全文テキスト(全般))
Liu, F. (2009). Intonation systems of Mandarin and English: a functional approach. PhD Thesis, Univ., Chicago.