@inproceedings{conceptbasedsummarizationusinginteger,
  title = {Concept-based Summarization using Integer Linear Programming: From Concept Pruning to Multiple Optimal Solutions},
  author = {Florian Boudin and Hugo Mougard and Benoit Favre},
  year = {2015},
  booktitle = {EMNLP 2015 9},
  url = {https://aclanthology.org/D15-1220},
}