{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mathematical Theory of Diffraction (Progress in Mathematical Physics)","author_name":"Arnold Sommerfeld","thumbnail_url":"https://www.ebooknetworking.net/books/081/763/big0817636048.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0817636048.html\">Mathematical Theory of Diffraction (Progress in Mathematical Physics)</a>","width":400,"height":300}