{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"African Mining '91: Papers Presented at the African Mining '91: Conference, Organized by the Institution of Mining and Metallurgy","author_name":"Institution of Mining and Metallurgy","thumbnail_url":"https://www.ebooknetworking.net/books/185/166/big1851666540.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1851666540.html\">African Mining &#039;91: Papers Presented at the African Mining &#039;91: Conference, Organized by the Institution of Mining and Metallurgy</a>","width":400,"height":300}