@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Cs3Sb2I9 / P6_3/mmc (194) / materials id 23029},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Cs3Sb2I9, P6_3/mmc (194)}
}