@article{liukddc, title={KDDC: Knowledge-Driven Disentangled Causal Metric Learning for Pre-Travel Out-of-Town Recommendation}, author={Liu, Yinghui and Shen, Guojiang and Cui, Chengyong and Zhao, Zhenzhen and Han, Xiao and Du, Jiaxin and Zhao, Xiangyu and Kong, Xiangjie} }