{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of the Mathematical Theory of Electricity and Magnetism","author_name":"J. J. Thomson","thumbnail_url":"https://www.ebooknetworking.net/books/111/381/big1113818573.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1113818573.html\">Elements of the Mathematical Theory of Electricity and Magnetism</a>","width":400,"height":300}