@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Na2ZnSi3O8 / P2_1 (4) / materials id 6481},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Na2ZnSi3O8, P2_1 (4)}
}