{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Starting current of transformers, with special reference to transformers with silicon steel cores","author_name":"Trygve D. 1884-1950 Yensen","thumbnail_url":"https://www.ebooknetworking.net/books/117/699/big117699283X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-117699283X.html\">Starting current of transformers, with special reference to transformers with silicon steel cores</a>","width":400,"height":300}