@inproceedings{okumura-etal-2003-text,
    title = "Text Summarization Challenge 2 - Text summarization evaluation at {NTCIR} Workshop 3",
    author = "Okumura, Manabu  and
      Fukusima, Takahiro  and
      Nanba, Hidetsugu",
    booktitle = "Proceedings of the {HLT}-{NAACL} 03 Text Summarization Workshop",
    year = "2003",
    url = "https://preview.aclanthology.org/fix-sig-urls/W03-0507/",
    pages = "49--56"
}