{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Long-range propagation of low-frequency radio waves between the earth and the ionosphere","author_name":"J. Shmoys","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00WG9VMBE.html\">Long-range propagation of low-frequency radio waves between the earth and the ionosphere</a>","width":400,"height":300}