@article{quantitativeflowvisualizationbyhidden,
  title = {Quantitative flow visualization by hidden grid background oriented schlieren},
  author = {Jagadesh Ramaiah and Tullio de Rubeis and Rajshekhar Gannavarpu and Dario Ambrosini},
  year = {2022},
  eprint = {2209.13546},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2209.13546v1},
}