{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Oscillations and Waves: in Strong Gravitational and Electromagnetic Fields (Theoretical and Mathematical Physics)","author_name":"Nail R. Sibgatullin","thumbnail_url":"https://www.ebooknetworking.net/books/354/019/big3540194614.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3540194614.html\">Oscillations and Waves: in Strong Gravitational and Electromagnetic Fields (Theoretical and Mathematical Physics)</a>","width":400,"height":300}