Computers & Mathematics with Applications
Computers and Mathematics with Applications > 2009 > 57 > 1 > 101-106
Computers and Mathematics with Applications > 2009 > 57 > 8 > 1305-1312
Computers and Mathematics with Applications > 2009 > 57 > 9 > 1574-1582
Computers and Mathematics with Applications > 2009 > 58 > 1 > 88-94