{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Kurventheorie (AMS Chelsea Publishing)","author_name":"Karl Menger","thumbnail_url":"https://www.ebooknetworking.net/books/082/840/big0828401721.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0828401721.html\">Kurventheorie (AMS Chelsea Publishing)</a>","width":400,"height":300}