{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Ultimate flexural strength of prestressed and conventionally reinforced concrete beams (Portland Cement Association.  Research and Development Laboratories.  Development Department.  Bulletin)","author_name":"Jack R Janney","thumbnail_url":"https://www.ebooknetworking.net/books/B00/07F/bigB0007F6B2E.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007F6B2E.html\">Ultimate flexural strength of prestressed and conventionally reinforced concrete beams (Portland Cement Association.  Research and Development Laboratories.  Development Department.  Bulletin)</a>","width":400,"height":300}