{"title": "La compra de Luisiana y las ideas sobre la expansi\u00f3n territorial en Estados Unidos (Cide M.A. Porrua 6)", "key": "/works/OL10222932W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4186493A"}}], "type": {"key": "/type/work"}, "subjects": ["Louisiana Purchase", "Territorial expansion", "Historia"], "covers": [11662854], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2009-12-11T02:31:38.774319"}, "last_modified": {"type": "/type/datetime", "value": "2021-08-16T22:51:59.027996"}}