Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tujiura Masaru,Frequency Analysis of Seismic Waves (1),"東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo",00408972,東京大学地震研究所,1967-01-30,44,3,873-891,https://cir.nii.ac.jp/crid/1390009226038017920,https://doi.org/10.15083/0000033546