Li, X., Chen, W., Xie, D., Yang, S., Yuan, P., Pu, S., & Zhuang, Y. (2021). A Free Lunch for Unsupervised Domain Adaptive Object Detection without Source Data. Proceedings of the AAAI Conference on Artificial Intelligence, 35(10), 8474-8481. https://doi.org/10.1609/aaai.v35i10.17029