@article{JansingMertinsGilbertetal.2016,
  author    = {C. Jansing and H.-Ch. Mertins and M. Gilbert and H. Wahab and H. Timmers and S.-H. Choi and A. Gaupp and M. Krivenkov and A. Varykhalov and O. Rader and D. Legut and P. M. Oppeneer},
  title     = {X-ray natural birefringence in reflection from graphene},
  journal   = {Phys. Rev. B},
  volume    = {94},
  pages     = {045422 -- 1 - 12},
  doi       = {10.1103PhysRevB.94.045422},
  year      = {2016},
}