{"lc_classifications": ["HB3632.T7 M33 1992"], "key": "/works/OL1678528W", "title": "Studies on the historical demography of Romania =", "subject_places": ["Romania", "Transylvania"], "first_publish_date": "1992", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL189454A"}}], "type": {"key": "/type/work"}, "subjects": ["Demography"], "covers": [13621911], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-09T22:07:05.948264"}, "last_modified": {"type": "/type/datetime", "value": "2023-03-18T17:32:07.966643"}}