{"tema_id":"4356","string":"Petr\u00f3leo - Geolog\u00eda","created":"2009-06-04 10:57:02","code":null,"notes":[{"@type":"Nota hist\u00f3rica","@lang":null,"@value":"Se puede usar con un subencabezamiento geogr\u00e1fico. "},{"@type":"Nota bibliogr\u00e1fica","@lang":null,"@value":"553.98\n622.276 "}]}