{"created": {"type": "/type/datetime", "value": "2016-10-14T09:36:03.700136"}, "subjects": ["Mathematics", "Training of", "Study and teaching", "Teachers", "Curriculum planning"], "latest_revision": 3, "key": "/works/OL17455751W", "title": "Lesson Study Challenges In Mathematics Education", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7319156A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-09-21T01:57:50.655774"}, "covers": [7613728], "revision": 3}