Fang, Hanyin, Fei Wu, Zhou Zhao, Xinyu Duan, Yueting Zhuang, and Martin Ester. 2016. “Community-Based Question Answering via Heterogeneous Social Network Learning”. Proceedings of the AAAI Conference on Artificial Intelligence 30 (1). https://doi.org/10.1609/aaai.v30i1.9972.