@article{urbanhuroatwolayerhumanrobotcollaboratio,
  title = {UrbanHuRo: A Two-Layer Human-Robot Collaboration Framework for the Joint Optimization of Heterogeneous Urban Services},
  author = {Tonmoy Dey and Lin Jiang and Zheng Dong and Guang Wang},
  year = {2026},
  eprint = {2603.03701},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.03701},
}