%0 Conference Proceedings %A Mubin, Omar %A Shahid, Suleman %A Bartneck, Christoph %A Krahmer, Emiel %A Swerts, Marc %A Feijs, Loe %D 2009 %T Using Language Tests and Emotional Expressions to Determine the Learnability of Artificial Languages %B 27th International Conference on Human Factors in Computing Systems (CHI2009) %C Boston %I ACM %V Extended Abstracts %P 4075-4080 %! Using Language Tests and Emotional Expressions to Determine the Learnability of Artificial Languages %R 10.1145/1520340.1520620