著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Nemchin,SIMS U-Pb study of zircon from Apollo 14 and 17 breccias: implications for the evolution of lunar KREEP,Geochimica et Cosmochimica Acta,,,2009,72,,,https://cir.nii.ac.jp/crid/1370286991865074441,