David Wible Chin-Hwa Kuo Nai Lung Taso Anne Liu H.-L. Lin Bootstrapping in a language learning environment. 90-102 2003 19 J. Comp. Assisted Learning 1 http://dx.doi.org/10.1046/j.0266-4909.2002.00009.x db/journals/jcal/jcal19.html#WibleKTLL03