1. Sulfur dioxide and nitrogen oxides emissions from U.S. pulp and paper mills, 1980-2005 Author Pinkerton, John [National Council of the Paper Industry for Air and Stream Improvement Inc., Research Triangle Park, NC (United States). Air Quality Program] Published 2007
2. Sulfur capture in combination bark boilers Author Jain, A [National Council of the Paper Industry for Air and Stream Improvement, Gainesville, FL (United States)] Published 1993