{"type": {"key": "/type/work"}, "title": "Perei\ufe20a\ufe21slav 1654 roku ta problema miz\ufe20h\ufe21narodnoho utverdz\ufe20h\ufe21enni\ufe20a\ufe21 Ukra\u00efns\u02b9koho het\u02b9manatu", "subjects": ["History", "Relations", "Russia. 1654", "Russia", "Zaporozhians", "Cossacks", "Annexation to Russia"], "subject_places": ["Ukraine (Hetmanate : 1648-1782)", "Ukraine", "Russia"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL412525A"}}], "key": "/works/OL23925396W", "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2020-12-11T00:11:28.058418"}, "last_modified": {"type": "/type/datetime", "value": "2024-09-25T10:57:56.027641"}}