{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"ECUACIONES DIFERENCIALES TEORIA, TECNICA Y PRACTICA","author_name":"GEORGE F. SIMMONS","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9701061438.html\">ECUACIONES DIFERENCIALES TEORIA, TECNICA Y PRACTICA</a>","width":400,"height":300}