@article{putransformerpointcloudupsampling,
  title = {PU-Transformer: Point Cloud Upsampling Transformer},
  author = {Shi Qiu and Saeed Anwar and Nick Barnes},
  year = {2021},
  eprint = {2111.12242},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.12242v2},
}