@misc{atsushi-a,
  title = {Ab-initio phonon calculation for K2Ca(CO3)2 / R-3m (166) / materials id 6494},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, K2Ca(CO3)2, R-3m (166)}
}