{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Problems in Geometry (Problem Books in Mathematics)","author_name":"Marcel Berger, P. Pansu, J.-P. Berry, X. Saint-Raymond","thumbnail_url":"https://www.ebooknetworking.net/books/038/790/big0387909710.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0387909710.html\">Problems in Geometry (Problem Books in Mathematics)</a>","width":400,"height":300}