{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Introduction to operations research","author_name":"Frederick S Hillier","thumbnail_url":"https://www.ebooknetworking.net/books/081/623/big0816238715.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0816238715.html\">Introduction to operations research</a>","width":400,"height":300}