Kunihiko Higa Milam W. Aiken Olivia R. Liu Sheng Structured Design of a Knowledge-Based Message Dissemination System. 61-80 1994 4 International Journal of Software Engineering and Knowledge Engineering 1 http://dx.doi.org/10.1142/S0218194094000040 db/journals/ijseke/ijseke4.html#HigaAS94