{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Electromagnetic Waves","author_name":"Oliver Heaviside","thumbnail_url":"https://www.ebooknetworking.net/books/114/495/big1144959322.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1144959322.html\">Electromagnetic Waves</a>","width":400,"height":300}