{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Space Flight I. Environment and Celestial Mechanics ( Principles of Guided Missle design)","author_name":"Krafft A. Ehricke","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B001N41T7A.html\">Space Flight I. Environment and Celestial Mechanics ( Principles of Guided Missle design)</a>","width":400,"height":300}