Search results for: Zijiang Yang
Computers and Operations Research > 2007 > 34 > 1 > 180-198
Mathematical and Computer Modelling > 2006 > 43 > 7-8 > 910-919
Computers and Operations Research > 2007 > 34 > 1 > 180-198
Mathematical and Computer Modelling > 2006 > 43 > 7-8 > 910-919