{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Preliminary Solid Rocket Motor Design Techniques","author_name":"H. Platzek","thumbnail_url":"https://www.ebooknetworking.net/books/B00/BDV/bigB00BDVCX78.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00BDVCX78.html\">Preliminary Solid Rocket Motor Design Techniques</a>","width":400,"height":300}