@misc{atsushi-a, title = {Ab-initio phonon calculation for Na4Al3Si3B(HO3)4 / P-43n (218) / materials id 694981}, author = {Atsushi Togo}, publisher = {NIMS}, year = {}, keywords = {Phonon, Na4Al3Si3B(HO3)4, P-43n (218)} }