@article{towardslargescaleexploratorysearchover,
  title = {Towards Large-Scale Exploratory Search over Heterogeneous Sources},
  author = {Mariia Seleznova and Anton Belyy and Aleksei Sholokhov},
  year = {2018},
  eprint = {1811.07042},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1811.07042v2},
}