@misc{kim2021minimumlink,
      title={Minimum-Link Shortest Paths for Polygons amidst Rectilinear Obstacles}, 
      author={Mincheol Kim and Hee-Kap Ahn},
      year={2021},
      eprint={2106.14185},
      archivePrefix={arXiv},
      primaryClass={cs.CG}
}