@misc{atsushi-a,
  title = {Ab-initio phonon calculation for SnB4O7 / Pmn2_1 (31) / materials id 13252},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, SnB4O7, Pmn2_1 (31)}
}