@misc{atsushi-a,
  title = {Ab-initio phonon calculation for Rb2Be2Si2O7 / Pnn2 (34) / materials id 557027},
  author = {Atsushi Togo},
  publisher = {NIMS},
  year = {},
  keywords = {Phonon, Rb2Be2Si2O7, Pnn2 (34)}
}