{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Die Top Seven der mathematischen Vermutungen","author_name":"Pierre Basieux","thumbnail_url":"https://www.ebooknetworking.net/books/349/961/big3499619326.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3499619326.html\">Die Top Seven der mathematischen Vermutungen</a>","width":400,"height":300}