{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The K-coupler, a new acoustical - impedance transformer (Report - State University of New York at Stony Brook, College of Engineering)","author_name":"Martin C Poppe","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007EHA52.html\">The K-coupler, a new acoustical - impedance transformer (Report - State University of New York at Stony Brook, College of Engineering)</a>","width":400,"height":300}