{"last_modified": {"type": "/type/datetime", "value": "2010-12-04T23:34:30.572246"}, "title": "Principal components application to regression models (a computer program)", "created": {"type": "/type/datetime", "value": "2009-12-10T10:50:28.682639"}, "subjects": ["Computer programs", "Econometrics", "Principal component analysis program", "Regression analysis"], "latest_revision": 2, "key": "/works/OL5628186W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1359578A"}}], "type": {"key": "/type/work"}, "revision": 2}