Li, B., Y. Shen, Y. Wang, W. Zhu, C. Reed, D. Li, K. Keutzer, and H. Zhao. “Invariant Information Bottleneck for Domain Generalization”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 36, no. 7, June 2022, pp. 7399-07, doi:10.1609/aaai.v36i7.20703.