Eric Stein Mark C. Pauster David May 0002 A knowledge-based system to improve the quality and efficiency of titanium melting. 239-246 2003 24 Expert Syst. Appl. 2 http://dx.doi.org/10.1016/S0957-4174(02)00152-5 db/journals/eswa/eswa24.html#SteinPM03