{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mineral Economics and Policy","author_name":"John E. Tilton, Juan Ignacio Guzmán","thumbnail_url":"https://www.ebooknetworking.net/books/161/726/big1617260886.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1617260886.html\">Mineral Economics and Policy</a>","width":400,"height":300}