{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Discrete Mathematics.","author_name":"Norman L. Biggs","thumbnail_url":"https://www.ebooknetworking.net/books/382/802/big3828020445.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3828020445.html\">Discrete Mathematics.</a>","width":400,"height":300}