{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Th?eorie des tourbillons: Leçons profess?ees pendant le deuxième semestre 1891-92 (French Edition)","author_name":"Henri Poincaré","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3IP/bigB003IPCN6S.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003IPCN6S.html\">Th?eorie des tourbillons: Leçons profess?ees pendant le deuxième semestre 1891-92 (French Edition)</a>","width":400,"height":300}