%0 Journal Article
%A Stellan Ohlsson
%A Antonija Mitrovic
%T Constraint-Based Knowledge Representation for Individualized Instruction
%J Computer Science and Information Systems
%D 2006
%V 3
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CSIS_2006_3_1_a1/
%F CSIS_2006_3_1_a1