{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Gravitation And Cosmology: Principles And Applications Of The General Theory Of Relativity","author_name":"STEVEN WEINBERG","thumbnail_url":"https://www.ebooknetworking.net/books/812/651/big8126517557.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-8126517557.html\">Gravitation And Cosmology: Principles And Applications Of The General Theory Of Relativity</a>","width":400,"height":300}