@article{transformerinconvolutionalneuralnetworks,
  title = {Vision Transformers with Hierarchical Attention},
  author = {Yun Liu and Yu-Huan Wu and Guolei Sun and Le Zhang and Ajad Chhatkuli and Luc van Gool},
  year = {2021},
  eprint = {2106.03180},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2106.03180v5},
}