@article{flowbasedalgorithmsforimprovingclusters,
  title = {Flow-based Algorithms for Improving Clusters: A Unifying Framework, Software, and Performance},
  author = {K. Fountoulakis and M. Liu and D. F. Gleich and M. W. Mahoney},
  year = {2020},
  eprint = {2004.09608},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.09608v3},
}