著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Nikolaos K. Pavlis and Simon A. Holmes and Steve C. Kenyon and John K. Factor,The development and evaluation of the Earth Gravitational Model 2008 (EGM2008),Journal of Geophysical Research: Solid Earth,0148-0227,American Geophysical Union (AGU),2012-04,117,B4,B04406,https://cir.nii.ac.jp/crid/1362825894351627264,https://doi.org/10.1029/2011jb008916