{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Measuring visual opacity using digital imaging technology.(Technical Paper): An article from: Journal of the Air & Waste Management Association","author_name":"Michael J. McFarland, Spencer H. Terry, Michael J. Calidonna, Daniel A. Stone, Paul E. Kerch, Steven L. Rasmussen","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0009GH2TW.html\">Measuring visual opacity using digital imaging technology.(Technical Paper): An article from: Journal of the Air &amp; Waste Management Association</a>","width":400,"height":300}