@inproceedings{boudin-etal-2015-concept,
    title = "Concept-based Summarization using Integer Linear Programming: From Concept Pruning to Multiple Optimal Solutions",
    author = "Boudin, Florian  and
      Mougard, Hugo  and
      Favre, Benoit",
    editor = "M{\`a}rquez, Llu{\'i}s  and
      Callison-Burch, Chris  and
      Su, Jian",
    booktitle = "Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing",
    month = sep,
    year = "2015",
    address = "Lisbon, Portugal",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/D15-1220/",
    doi = "10.18653/v1/D15-1220",
    pages = "1914--1918"
}