{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Cosmology and Gravitation: Spin, Torsion, Rotation, and Supergravity (Nato Science Series B: (closed))","author_name":"Peter G. Bergmann, Venzo De Sabbata","thumbnail_url":"https://www.ebooknetworking.net/books/146/133/big1461331250.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1461331250.html\">Cosmology and Gravitation: Spin, Torsion, Rotation, and Supergravity (Nato Science Series B: (closed))</a>","width":400,"height":300}