@article{semantichierarchyemergesinthedeep,
  title = {Semantic Hierarchy Emerges in the Deep Generative Representations for Scene Synthesis},
  author = {Ceyuan Yang and Yujun Shen and Bolei Zhou},
  year = {2019},
  url = {https://openreview.net/forum?id=Syxp-1HtvB},
}