{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Art of Computer Programming, Volume 4, Fascicle 2: Generating All Tuples and Permutations","author_name":"Knuth, Donald E.","thumbnail_url":"https://www.ebooknetworking.net/books/020/185/big0201853930.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0201853930.html\">The Art of Computer Programming, Volume 4, Fascicle 2: Generating All Tuples and Permutations</a>","width":400,"height":300}