Boyana Norris Satish Balay Steven Benson Lori A. Freitag Paul D. Hovland Lois C. McInnes Barry F. Smith Parallel components for PDEs and optimization: some issues and experiences. 1811-1831 2002 28 Parallel Computing 12 http://dx.doi.org/10.1016/S0167-8191(02)00191-6 db/journals/pc/pc28.html#NorrisBBFHMS02