1. Arora, S., Barak, B.: Computational Complexity: A Modern Approach. Cambridge University Press, Cambridge (2009)
2. Aziz, H., Lee, B.E., Talmon, N.: Proportionally representative participatory budgeting: axioms and algorithms. In: Proceedings of the 17th International Conference on Autonomous Agents and MultiAgent Systems, pp. 23–31. IFAAMAS (2018)
3. Computational Social Sciences;H Aziz,2021
4. Baumeister, D., Boes, L., Seeger, T.: Irresolute approval-based budgeting. In: Proceedings of the 19th International Conference on Autonomous Agents and MultiAgent Systems, pp. 1774–1776. IFAAMAS (2020)
5. Cabannes, Y.: Participatory budgeting: a significant contribution to participatory democracy. Environ. Urbanization 16(1), 27–46 (2004)