{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Ground Engineering - Principles and Practices for Underground Coal Mining","author_name":"J.M. Galvin","thumbnail_url":"https://www.ebooknetworking.net/books/331/925/big3319250035.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3319250035.html\">Ground Engineering - Principles and Practices for Underground Coal Mining</a>","width":400,"height":300}