Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Masayoshi Inoue and Hirokazu Fujisaka,Analytic Properties of Characteristic Exponents for Chaotic Dynamical Systems,Progress of theoretical physics = 理論物理学の進歩,0033068X,Kyoto : Publication Office,1987-05,77,5,p1077-1089,https://cir.nii.ac.jp/crid/1520291855871416192,https://doi.org/10.1143/ptp.77.1077