@article{DBLP:journals/corr/abs-1910-13874,
  author = "E. Angriman and A. van der Grinten and A. Bojchevski and D. Zügner and S. Günnemann and H. Meyerhenke",
  title = "Group Centrality Maximization for Large-scale Graphs",
  year = 2019,
  journal = "CoRR",
  volume = 191013874,
  eprint = "1910.13874",
  archiveprefix = "arXiv"
}