@article{180503352,
  title = {Learning Heterogeneous Knowledge Base Embeddings for Explainable Recommendation},
  author = {Qingyao Ai and Vahid Azizi and Xu Chen and Yongfeng Zhang},
  year = {2018},
  eprint = {1805.03352},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1805.03352v2},
}