π/2-Angle Yao Graphs are Spanners

Prosenjit Bose, Mirela Damian, Karim Douïeb, Joseph O'Rourke, Ben Seamone, Michiel H. M. Smid, Stefanie Wuhrer. π/2-Angle Yao Graphs are Spanners. Int. J. Comput. Geometry Appl., 22(1):61-82, 2012. [doi]

@article{BoseDDOSSW12,
  title = {π/2-Angle Yao Graphs are Spanners},
  author = {Prosenjit Bose and Mirela Damian and Karim Douïeb and Joseph O'Rourke and Ben Seamone and Michiel H. M. Smid and Stefanie Wuhrer},
  year = {2012},
  doi = {10.1142/S0218195912600047},
  url = {http://dx.doi.org/10.1142/S0218195912600047},
  researchr = {https://researchr.org/publication/BoseDDOSSW12},
  cites = {0},
  citedby = {0},
  journal = {Int. J. Comput. Geometry Appl.},
  volume = {22},
  number = {1},
  pages = {61-82},
}