{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Spectral Sequences And Homotopy: Lectures, Notes","author_name":"Saunders Mac Lane, Edward Halpern","thumbnail_url":"https://www.ebooknetworking.net/books/125/861/big1258618893.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1258618893.html\">Spectral Sequences And Homotopy: Lectures, Notes</a>","width":400,"height":300}