@article{progspropertygraphshapeslanguageextended,
  title = {ProGS: Property Graph Shapes Language (Extended Version)},
  author = {Philipp Seifer and Ralf Lämmel and Steffen Staab},
  year = {2021},
  eprint = {2107.05566},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2107.05566v1},
}