{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Surveys in Differential Geometry, Vol. 20 (2015): One Hundred Years of General Relativity (Surveys in Differential Geometry 2015)","author_name":"[various contributors]","thumbnail_url":"https://www.ebooknetworking.net/books/157/146/big1571463089.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1571463089.html\">Surveys in Differential Geometry, Vol. 20 (2015): One Hundred Years of General Relativity (Surveys in Differential Geometry 2015)</a>","width":400,"height":300}