@phdthesis{oai:rissho.repo.nii.ac.jp:00005816,
 author = {清水, 隆一 and SHIMIZU, Ryuichi},
 month = {2019-11-07, 2019-11-07, 2019-11-07, 2019-11-07},
 school = {立正大学},
 title = {日本海の拡大に伴う関東北縁部マグマ活動の変遷},
 year = {}
}