{"publishers": ["Natural Resources Canada"], "pagination": "14 p.", "title": "The design, construction, and application of concrete models for calibrating borehole gamma-ray spectrometers.  by R.L. Grasty and Y.B. Blanchard", "type": {"key": "/type/edition"}, "notes": {"type": "/type/text", "value": "11"}, "number_of_pages": 14, "created": {"type": "/type/datetime", "value": "2008-11-06T04:45:52.944494"}, "languages": [{"key": "/l/eng"}], "last_modified": {"type": "/type/datetime", "value": "2008-11-06T04:45:52.944494"}, "key": "/b/OL22023203M", "publish_places": ["Ottawa"], "subjects": ["Gamma ray spectrometry"], "contributions": ["Blanchard, Y.B."], "id": 32494037, "revision": 1}