Li, J., A. Tinka, S. Kiesel, J. W. Durham, T. K. S. Kumar, and S. Koenig. “Lifelong Multi-Agent Path Finding in Large-Scale Warehouses”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 35, no. 13, May 2021, pp. 11272-81, doi:10.1609/aaai.v35i13.17344.