@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Ba4Na(BO3)3 / Ia-3d (230) / materials id 6575},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Ba4Na(BO3)3, Ia-3d (230)}
}