{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Spectral Theory (Topics in Mathematical Physics)","author_name":"M. Sh. Birman","thumbnail_url":"https://www.ebooknetworking.net/books/146/847/big1468475916.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1468475916.html\">Spectral Theory (Topics in Mathematical Physics)</a>","width":400,"height":300}