Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOMAZAWA Masao and HIROSHIMA Toshio and MURATA Yasuaki and MORIJIRI Rie and MAKINO Masahiko,Gravity Maps and CD-ROM of Japan by Geological Survey of Japan,Geoinformatics,0388-502X,Japan Society of Geoinformatics,2000,11,2,86-87,https://cir.nii.ac.jp/crid/1390282679415683200,https://doi.org/10.6010/geoinformatics1990.11.2_86