Zhu, J., Y. Zhou, J. Zhang, H. Li, C. Zong, and C. Li. “Multimodal Summarization With Guidance of Multimodal Reference”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 34, no. 05, Apr. 2020, pp. 9749-56, doi:10.1609/aaai.v34i05.6525.