{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The importance of adequate voltage for distribution systems in coal mines","author_name":"E. J. Gleim","thumbnail_url":"https://www.ebooknetworking.net/books/B00/412/bigB004123I0W.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B004123I0W.html\">The importance of adequate voltage for distribution systems in coal mines</a>","width":400,"height":300}