{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Study of a single-phase variable speed shunt induction motor","author_name":"L Zeisler, R Calvin","thumbnail_url":"https://www.ebooknetworking.net/books/124/509/big124509257X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-124509257X.html\">Study of a single-phase variable speed shunt induction motor</a>","width":400,"height":300}