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) G. Backus and F. Gilbert,Uniqueness in the inversion of inaccurate gross Earth data,"Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences",0080-4614,The Royal Society,1970-03-05,266,1173,123-192,https://cir.nii.ac.jp/crid/1362262943610686848,https://doi.org/10.1098/rsta.1970.0005