{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Investigation of in situ rock stresses, Ruth Mining District, Nevada with emphasis on slope design problems in open-pit mines","author_name":"Unknown","thumbnail_url":"https://www.ebooknetworking.net/books/B00/41R/bigB0041RRT3Y.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0041RRT3Y.html\">Investigation of in situ rock stresses, Ruth Mining District, Nevada with emphasis on slope design problems in open-pit mines</a>","width":400,"height":300}