{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Grundzüge der Relativitätstheorie (German Edition)","author_name":"Albert Einstein","thumbnail_url":"https://www.ebooknetworking.net/books/354/087/big3540878467.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3540878467.html\">Grundzüge der Relativitätstheorie (German Edition)</a>","width":400,"height":300}