Computers & Mathematics with Applications
Computers and Mathematics with Applications > 1999 > 38 > 7-8 > 157-165
Computers and Mathematics with Applications > 1999 > 38 > 9-10 > 11-17
Computers and Mathematics with Applications > 1999 > 38 > 7-8 > 157-165
Computers and Mathematics with Applications > 1999 > 38 > 9-10 > 11-17