Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) IZUMIYA Takashi and KATO Horoaki,Estimating Trends in Non-stationary Quasi-periodic Extreme Time Series and the Return Values,"Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering)",18842399,Japan Society of Civil Engineers,2014,70,2,I_106-I_110,https://cir.nii.ac.jp/crid/1390001205319348096,https://doi.org/10.2208/kaigan.70.i_106