{"type": {"key": "/type/work"}, "title": "Some resonant and non-resonant perturbations of earth and lunar orbiters", "subjects": ["Artificial satellites", "Orbits"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL15195852A"}}], "key": "/works/OL42857815W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-04-12T03:53:30.350635"}, "last_modified": {"type": "/type/datetime", "value": "2025-04-12T03:53:30.350635"}}