@misc{zgliczynski2001trapping,
  title={Trapping regions and an ODE-type proof of the existence and uniqueness theorem for Navier-Stokes equations with periodic boundary conditions on the plane},
  author={Piotr Zgliczynski},
  year={2001},
  eprint={math/0103053},
  archivePrefix={arXiv},
  primaryClass={math.AP},
  url={https://arxiv.org/abs/math/0103053}
}