{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Manifolds of Nonpositive Curvature (Progress in Mathematics)","author_name":"Werner Ballmann, Misha Gromov, Viktor Schroeder","thumbnail_url":"https://www.ebooknetworking.net/books/146/849/big146849161X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-146849161X.html\">Manifolds of Nonpositive Curvature (Progress in Mathematics)</a>","width":400,"height":300}