@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Na5TiP2O9F / Pbca (61) / materials id 559314},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Na5TiP2O9F, Pbca (61)}
}