@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Na4Ga3Si3IO12 / P-43n (218) / materials id 40226},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Na4Ga3Si3IO12, P-43n (218)}
}