Tu, Ming, Kevin Huang, Guangtao Wang, Jing Huang, Xiaodong He, and Bowen Zhou. 2020. “Select, Answer and Explain: Interpretable Multi-Hop Reading Comprehension over Multiple Documents”. Proceedings of the AAAI Conference on Artificial Intelligence 34 (05):9073-80. https://doi.org/10.1609/aaai.v34i05.6441.