Stem tts$ (all stems)
2 papers:
ICPR-2010-DuanKWCSQ #comparison- Comparison of Syllable/Phone HMM Based Mandarin TTS (QD, SK, ZW, LC, ZS, YQ), pp. 4496–4499.
HCI-EI-1999-Richardson- Prosody and User Acceptance of TTS (KHR), pp. 1332–1336.
ICPR-2010-DuanKWCSQ #comparison
HCI-EI-1999-Richardson