@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Er2Ge2O7 / P4_12_12 (92) / materials id 13643},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Er2Ge2O7, P4_12_12 (92)}
}