{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Potentialities for an improvement of the efficiency of fluore[s]cent mercury lamps (SuDoc NAS 1.77:20120)","author_name":"K. Hilpert","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000105K18.html\">Potentialities for an improvement of the efficiency of fluore[s]cent mercury lamps (SuDoc NAS 1.77:20120)</a>","width":400,"height":300}