Computers & Mathematics with Applications
Computers and Mathematics with Applications > 1999 > 37 > 8 > 45-48
Computers and Mathematics with Applications > 1999 > 38 > 1 > 13-18
Computers and Mathematics with Applications > 1999 > 37 > 8 > 45-48
Computers and Mathematics with Applications > 1999 > 38 > 1 > 13-18