An adaptive 3D virtual environment for learning the X3D language.

Luca Chittaro Roberto Ranon An adaptive 3D virtual environment for learning the X3D language. 419-420 2008 IUI http://doi.acm.org/10.1145/1378773.1378846 conf/iui/2008 db/conf/iui/iui2008.html#ChittaroR08