Computers & Mathematics with Applications
Computers and Mathematics with Applications > 1999 > 37 > 6 > 17-30
Computers and Mathematics with Applications > 1999 > 37 > 7 > 11-20
Computers and Mathematics with Applications > 1999 > 37 > 6 > 17-30
Computers and Mathematics with Applications > 1999 > 37 > 7 > 11-20