Qian, S., D. Xue, H. Zhang, Q. Fang, and C. Xu. “Dual Adversarial Graph Neural Networks for Multi-Label Cross-Modal Retrieval”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 35, no. 3, May 2021, pp. 2440-8, https://ojs.aaai.org/index.php/AAAI/article/view/16345.