@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Ba6Na2Nb2P2O17 / P-3m1 (164) / materials id 556637},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Ba6Na2Nb2P2O17, P-3m1 (164)}
}