@article{kube2021_101121100004317,
  title = {Stress formulation of elastic wave motion},
  author = {Christopher M. Kube and Andrew N. Norris},
  journal = {JASA Express Letters},
  year = {2021},
  volume = {1},
  number = {6},
  pages = {064001},
  doi = {10.1121/10.0004317},
  url = {https://doi.org/10.1121/10.0004317}
}