{"title": "The Solo and Ensemble Singer, a Collection of Exercises, Vocalises, Rounds, Warm-ups and Choralises", "created": {"type": "/type/datetime", "value": "2009-12-10T18:25:14.991858"}, "last_modified": {"type": "/type/datetime", "value": "2009-12-10T18:25:14.991858"}, "latest_revision": 1, "key": "/works/OL6039213W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL1518905A"}}], "type": {"key": "/type/work"}, "revision": 1}