Z. Long, Y. Lu, and B. Dong. (2018)cite arxiv:1812.04426Comment: 16 pages, 15 figures. arXiv admin note: substantial text overlap with arXiv:1710.09668.
L. Biggio, T. Bendinelli, A. Neitz, A. Lucchi, and G. Parascandolo. Proceedings of the 38th International Conference on Machine Learning, volume 139 of Proceedings of Machine Learning Research, page 936--945. PMLR, (18--24 Jul 2021)