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) Ewen A. Whitaker,Lunar color boundaries and their relationship to topographic features: A preliminary survey,The Moon,0027-0903,Springer Science and Business Media LLC,1972,4,3-4,348-355,https://cir.nii.ac.jp/crid/1363670320327913088,https://doi.org/10.1007/bf00562002