Zheng, Hao, et al. “HiFC-GAN: Hierarchical Feature-Constrained GAN for Optical-to-SAR Transfer in SAR Target Classification”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 40, no. 16, Mar. 2026, pp. 13387-95, doi:10.1609/aaai.v40i16.38342.