Andrea Corradini Adrian Bak Thomas Hanneforth A Natural Language Interface for a 2D Networked Game. 225-234 2007 conf/hci/2007-4 HCI (4) http://dx.doi.org/10.1007/978-3-540-73111-5_26 db/conf/hci/hci2007-4.html#CorradiniBH07