{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Vector analysis and the theory of relativity","author_name":"Francis D. Murnaghan","thumbnail_url":"https://www.ebooknetworking.net/books/B00/426/bigB00426DSE8.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00426DSE8.html\">Vector analysis and the theory of relativity</a>","width":400,"height":300}