An Improved Bound for Joints in Arrangements of Lines in Space

@article{Feldman2005AnIB,
  title={An Improved Bound for Joints in Arrangements of Lines in Space},
  author={Sharona Feldman and Micha Sharir},
  journal={Discrete & Computational Geometry},
  year={2005},
  volume={33},
  pages={307-320}
}