{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mathematical Circles: Russian Experience (Mathematical World, Vol. 7)","author_name":"Dmitri Fomin, Sergey Genkin, Ilia V. Itenberg","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0821804308.html\">Mathematical Circles: Russian Experience (Mathematical World, Vol. 7)</a>","width":400,"height":300}