@article{Savchenko:2015KY,
  author = "Savchenko, Volodymyr  and  Lebrun, François  and  Laurent, Philippe",
  title = "{Absolute flux measurements with ISGRI}",
  doi = "10.22323/1.228.0083",
  journal = "PoS",
  year = 2015,
  volume = "Integral2014",
  pages = "083"
}