@inproceedings{ijcai2021p640,
  title     = {Hierarchical Graph Traversal for Aggregate k Nearest Neighbors Search in Road Networks (Extended Abstract)},
  author    = {Abeywickrama, Tenindra and Cheema, Muhammad Aamir and Storandt, Sabine},
  booktitle = {Proceedings of the Thirtieth International Joint Conference on
               Artificial Intelligence, {IJCAI-21}},
  publisher = {International Joint Conferences on Artificial Intelligence Organization},
  editor    = {Zhi-Hua Zhou},
  pages     = {4730--4734},
  year      = {2021},
  month     = {8},
  note      = {Sister Conferences Best Papers},
  doi       = {10.24963/ijcai.2021/640},
  url       = {https://doi.org/10.24963/ijcai.2021/640},
}