@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" }