@misc{atsushi-a,
  title = {Ab-initio phonon calculation for BaNa6O4 / P4_2/nmc (137) / materials id 755322},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, BaNa6O4, P4_2/nmc (137)}
}