@article{Esumi:2012kk,
  author = "Esumi, Shinichi",
  title = "{Energy dependence of v_n and imaging the initial condition by direct photon v_2 from PHENIX}",
  doi = "10.22323/1.154.0034",
  journal = "PoS",
  year = 2012,
  volume = "WPCF2011",
  pages = "034"
}