@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Na3Al2(AsO4)3 / C2 (5) / materials id 556676},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Na3Al2(AsO4)3, C2 (5)}
}