{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Digital Transmission Hierarchies and Networks: PDH, SDH and OTH","author_name":"P. V. Sreekanth","thumbnail_url":"https://www.ebooknetworking.net/books/817/371/big8173716994.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-8173716994.html\">Digital Transmission Hierarchies and Networks: PDH, SDH and OTH</a>","width":400,"height":300}