P. Heim, T. Schlegel, and T. Ertl. Proceedings of the 7th International Conference on Semantic Systems (I-SEMANTICS 2011), page 150-158. New York, NY, USA, ACM, (2011)
P. Heim, T. Schlegel, and T. Ertl. Proceedings of the 7th International Conference on Semantic Systems (I-SEMANTICS 2011), page 150-158. New York, NY, USA, ACM, (2011)