Eleni Miltsakaki, Livio Robaldo, Aravind K. Joshi, Alan Lee, Nikhil Dinesh, Bonnie L. Webber, Rashmi Prasad, The Penn Discourse TreeBank 2.0.language resources and evaluation. pp. 2961- 2968 ,(2008)
来源期刊
conference of the international speech communication association ISCA