{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Errores de Las Demostraciones Geometricas (Spanish Edition)","author_name":"YA S. Dubnov","thumbnail_url":"https://www.ebooknetworking.net/books/968/180/big9681806956.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9681806956.html\">Errores de Las Demostraciones Geometricas (Spanish Edition)</a>","width":400,"height":300}