Computers & Mathematics with Applications
Computers and Mathematics with Applications > 2001 > 41 > 5-6 > 553-561
Computers and Mathematics with Applications > 2001 > 42 > 3-5 > 379-384
Computers and Mathematics with Applications > 2001 > 42 > 3-5 > 357-368
Computers and Mathematics with Applications > 2001 > 42 > 10-11 > 1319-1330