{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practice Problems For Mathematical Olympiad Competitions, Volume I","author_name":"Catherine Diem Dinh","thumbnail_url":"https://www.ebooknetworking.net/books/B00/EHU/bigB00EHU28C2.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00EHU28C2.html\">Practice Problems For Mathematical Olympiad Competitions, Volume I</a>","width":400,"height":300}