@misc{atsushi-a,
  title = {Ab-initio phonon calculation for K2Sn2O3 / I2_13 (199) / materials id 8624},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, K2Sn2O3, I2_13 (199)}
}