{"personal_name": "Micha\u0142 Heller", "type": {"key": "/type/author"}, "name": "Micha\u0142 Heller", "key": "/authors/OL346880A", "birth_date": "12 March 1936", "source_records": ["marc:harvard_bibliographic_metadata/ab.bib.02.20150123.full.mrc:6144629:373"], "links": [{"title": "Wikipedia", "url": "https://en.wikipedia.org/wiki/Micha\u0142_Heller", "type": {"key": "/type/link"}}], "alternate_names": ["Michael Heller"], "latest_revision": 6, "revision": 6, "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "last_modified": {"type": "/type/datetime", "value": "2026-05-05T20:27:38.851786"}}