Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Boris E. Khesin and Lev V. Eppelbaum,The number of geophysical methods required for target classification:Quantitative estimation,情報地質 = Geoinformatics,0388502X,東京 : 日本情報地質学会,1997-03,8,1,31-39,https://cir.nii.ac.jp/crid/1520572360211506048,