{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Planning Open Pit Mines. Proceedings of the Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special References to Slope Stability.","author_name":"P.W.J. ed. VAN RENSBURG","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0GG/bigB000GGV2EG.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000GGV2EG.html\">Planning Open Pit Mines. Proceedings of the Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special References to Slope Stability.</a>","width":400,"height":300}