@misc{oai:tohoku.repo.nii.ac.jp:00088435, author = {大友, 陽子}, month = {2014-02-24, 2014-02-24, 2013-06-26, 2015-05-29, 2017-05-10}, note = {博士学位論文の要旨及び審査結果の要旨 (Summary of Thesis(DR))}, title = {Origin of graphite in the 3.8Ga Isua Supracrustal Belt in Greenland and constraints on the graphite formational environments}, year = {} }