@article{Asada:20082a,
  author = "Asada, Hideki",
  title = "{Gravitational Lensing along multiple paths as a probe of physics beyond Einstein gravity}",
  doi = "10.22323/1.054.0062",
  journal = "PoS",
  year = 2008,
  volume = "GMC8",
  pages = "062"
}