Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NAKAHARA H.,"A systematic study of theoretical relations between spatial correlation and Green's function in 1D, 2D and 3D random scalar wave fields",Geophys. J. Int.,,,2006,,,,https://cir.nii.ac.jp/crid/1574231875117138816,