{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A method for the calibration of class 2 and class 4 standards of mass","author_name":"Nabil A. Bibawy","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3HI/bigB003HIX6BC.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003HIX6BC.html\">A method for the calibration of class 2 and class 4 standards of mass</a>","width":400,"height":300}