@misc{atsushi-a,
  title = {Ab-initio phonon calculation for NaSn2F5 / P4_2/nbc (133) / materials id 13599},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, NaSn2F5, P4_2/nbc (133)}
}