Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kusumoto Shigekazu and Higashinaka Motonori,Relationship between the average depth of a stratum boundary and the power spectrum of the gzz component of a gravity gradient tensor,BUTSURI-TANSA(Geophysical Exploration),09127984,The Society of Exploration Geophysicists of Japan,2017,70,0,1-11,https://cir.nii.ac.jp/crid/1390282681474013824,https://doi.org/10.3124/segj.70.1