@misc{atsushi-a,
  title = {Ab-initio phonon calculation for NaMgPO4 / P2_12_12_1 (19) / materials id 6699},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, NaMgPO4, P2_12_12_1 (19)}
}