{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"High School Mathematics Contests: part 5","author_name":"Todev, R.","thumbnail_url":"https://www.ebooknetworking.net/books/145/059/big1450597645.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1450597645.html\">High School Mathematics Contests: part 5</a>","width":400,"height":300}