{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Planar Graphs: Theory and Algorithms (Dover Books on Mathematics)","author_name":"T. Nishizeki, N. Chiba, Mathematics","thumbnail_url":"https://www.ebooknetworking.net/books/048/646/big048646671X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-048646671X.html\">Planar Graphs: Theory and Algorithms (Dover Books on Mathematics)</a>","width":400,"height":300}