@inproceedings{labellingtopicsusingunsupervisedgraph,
  title = {Labelling Topics using Unsupervised Graph-based Methods},
  author = {Nikolaos Aletras and Mark Stevenson},
  year = {2014},
  booktitle = {ACL 2014 6},
  url = {https://aclanthology.org/P14-2103},
}