FUKUSHIMA, T. Text Summarization Challenge : Text Summarization Evaluation in Japan. Proc. NAACL2001 Workshop on Automatic Summarization. 2001, 51-59
HIRAO, T. Text Summarization based on Hanning Window and Dependency Structure Analysis. Proc. 2nd NTCIR Workshop on Research in Chinese * Japanese Text Retrieval and Text Summarization. 2001, 349-354