@misc{nelson2012linear,
  title={Linear and nonlinear evolution of the vertical shear instability in accretion discs},
  author={Richard P. Nelson and Oliver Gressel and Orkan M. Umurhan},
  year={2012},
  eprint={1209.2753},
  archivePrefix={arXiv},
  primaryClass={astro-ph.EP},
  doi={10.1093/mnras/stt1475},
  url={https://arxiv.org/abs/1209.2753}
}