@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Mg4Nb2O9 / P-3c1 (165) / materials id 17841},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Mg4Nb2O9, P-3c1 (165)}
}