{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elementary Geometry in Hyperbolic Space (de Gruyter Studies in Mathematics)","author_name":"Werner Fenchel","thumbnail_url":"https://www.ebooknetworking.net/books/311/011/big3110117347.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3110117347.html\">Elementary Geometry in Hyperbolic Space (de Gruyter Studies in Mathematics)</a>","width":400,"height":300}