Computers & Mathematics with Applications
Computers and Mathematics with Applications > 1999 > 38 > 1 > 33-40
Computers and Mathematics with Applications > 1999 > 38 > 3-4 > 159-183
Computers and Mathematics with Applications > 1999 > 38 > 9-10 > 107-115
Computers and Mathematics with Applications > 1999 > 38 > 9-10 > 245-249
Computers and Mathematics with Applications > 1999 > 38 > 11-12 > 249-256