Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Toda Morikazu,Wave Propagation in Anharmonic Lattices,Journal of the Physical Society of Japan,00319015,THE PHYSICAL SOCIETY OF JAPAN,1967,23,3,501-506,https://cir.nii.ac.jp/crid/1390282679162895616,https://doi.org/10.1143/jpsj.23.501