{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Electric and magnetic fields.","author_name":"Attwood, Stephen S.","thumbnail_url":"https://www.ebooknetworking.net/books/048/661/big048661753X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-048661753X.html\">Electric and magnetic fields.</a>","width":400,"height":300}