{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Cálculo diferencial. Problemas resueltos","author_name":"Carlos Antonio Ulín Jiménez","thumbnail_url":"https://www.ebooknetworking.net/books/968/670/big9686708782.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9686708782.html\">Cálculo diferencial. Problemas resueltos</a>","width":400,"height":300}