{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Wave Equation on a Curved Space-Time (Cambridge Monographs on Mathematical Physics)","author_name":"F. G. Friedlander","thumbnail_url":"https://www.ebooknetworking.net/books/052/113/big0521136369.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0521136369.html\">The Wave Equation on a Curved Space-Time (Cambridge Monographs on Mathematical Physics)</a>","width":400,"height":300}