{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Lines and Curves: A Practical Geometry Handbook","author_name":"Victor Gutenmacher, N.B. Vasilyev","thumbnail_url":"https://www.ebooknetworking.net/books/081/764/big0817641610.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0817641610.html\">Lines and Curves: A Practical Geometry Handbook</a>","width":400,"height":300}