{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Journal of Combinatorial Theory; Series B: Vol. 24,  No.2; April, 1978","author_name":"W.T.; (Ed.) Tutte","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000KGAV8K.html\">Journal of Combinatorial Theory; Series B: Vol. 24,  No.2; April, 1978</a>","width":400,"height":300}