@inproceedings{longterm-pb,
  title={Fairness in Long-Term Participatory Budgeting (Extended Abstract)},
  author={Martin Lackner and Jan Maly and Simon Rey},
  booktitle = {Proceedings of the 20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2021)},
  year={2021},
  publisher = {IFAAMAS},
  pages = {1566--1568},
}