Mirjana Andric Vladan Devedzic Wendy Hall Leslie Carr Keywords linking method for selecting educational web resources a la ZigZag. 30-45 2007 3 Int. J. Knowledge Learning 1 http://dx.doi.org/10.1504/IJKL.2007.012599 db/journals/ijkl/ijkl3.html#AndricDHC07