[1]語音識別-維基百科:http://zh.wikipedia.org/wiki/語音識別
[2]語音合成-百度百科:http://baike.baidu.com/view/549184.htm
[3] Microsoft Speech API:http://en.wikipedia.org/wiki/Speech_Application_Programming_Interface#SAPI_1
[4] MSDN-SAPI:http://msdn.microsoft.com/zh-cn/library/ms723627.aspx
[5] 微軟語音技術 Windows 語音編程初步:http://blog.csdn.net/yincheng01/article/details/3511525
[6]IBM Human Language Technologies History:http://www.research.ibm.com/hlt/html/history.html
[7] Nuance: http://en.wikipedia.org/wiki/Nuance_Communications
[8] 科大訊飛:http://baike.baidu.com/view/362434.htm
[9] CMU-Sphinx: http://en.wikipedia.org/wiki/CMU_Sphinx
[10] CMU Sphinx homepage:http://cmusphinx.sourceforge.net/wiki/
[11] HTK Toolkit:http://htk.eng.cam.ac.uk/
[12] Julius:http://en.wikipedia.org/wiki/Julius_(software)
[13] RWTH ASR:http://en.wikipedia.org/wiki/RWTH_ASR
[14] List of speech recognition software: http://en.wikipedia.org/wiki/List_of_speech_recognition_software
[15] Speech recognition: http://en.wikipedia.org/wiki/Speech_recognition
[16] Speech synthesis: http://en.wikipedia.org/wiki/Speech_synthesis
[17] Speaker recognition:http://en.wikipedia.org/wiki/Speaker_recognition