{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Digital control systems","author_name":"Rolf Isermann","thumbnail_url":"https://www.ebooknetworking.net/books/038/710/big0387107282.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0387107282.html\">Digital control systems</a>","width":400,"height":300}