ICCS
2010
Springer
13 years 10 months ago
2010
Springer
Although concept maps have been found to be effective in science education research, these are critiqued for being informal due to informal usage of relation and attribute names t...
SIGSOFT
2004
ACM
14 years 4 months ago
2004
ACM
A type system for object models is described that supports subtypes and allows overloading of relation names. No special features need be added to the modelling language; in parti...