Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Onodera Yositaka,Dynamic susceptibility of classical anharmonic oscillator A unified oscillator model for order-disorder and displacive ferroelectrics,Progress of theoretical physics = 理論物理学の進歩,0033068X,Kyoto : Publication Office,1970-12,44,6,1477-1499,https://cir.nii.ac.jp/crid/1521699230176317312,https://doi.org/10.1143/ptp.44.1477