{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Permutation Groups and Combinatorial Structures (London Mathematical Society Lecture Note Series)","author_name":"Norman L. Biggs, A. T. White","thumbnail_url":"https://www.ebooknetworking.net/books/052/122/big0521222877.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0521222877.html\">Permutation Groups and Combinatorial Structures (London Mathematical Society Lecture Note Series)</a>","width":400,"height":300}