{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Analysis of the equiangular spiral antenna.","author_name":"Michael McFadden","thumbnail_url":"https://www.ebooknetworking.net/books/124/370/big124370862X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-124370862X.html\">Analysis of the equiangular spiral antenna.</a>","width":400,"height":300}