{"_buckets": {"deposit": "508dddf3-755a-45aa-bb40-e196d050f8af"}, "_deposit": {"id": "2003497", "owner": "1", "owners": [1], "pid": {"revision_id": 0, "type": "depid", "value": "2003497"}, "status": "published"}, "_oai": {"id": "oai:repository.dl.itc.u-tokyo.ac.jp:02003497", "sets": ["1649396542273", "1649396660720"]}, "author_link": [], "item_4_biblio_info_7": {"attribute_name": "書誌情報", "attribut