H. Dyvik, P. Meurer, V. Rosén, and K. De Smedt. Proceedings of the Eighth International Workshop on Treebanks and Linguistic Theories, page 71--82. Milano, EDUCatt, (2009)
V. Rosén, and K. De Smedt. Proceedings of the 16th Nordic Conference of Computational Linguistics NODALIDA-2007, page 152--159. Tartu, University of Tartu, (2007)