1. Gramatovici, R., Martín-Vide, C.: Sorted Dependency Insertion Grammars. Theor. Comput. Sci. 354(1), 142–152 (2006)
2. Holan, T., Kuboň, V., Oliva, K., Plátek, M.: Two Useful Measures of Word Order Complexity. In: Polguére, A., Kahane, S. (eds.) Proceedings of the Workshop Processing of Dependency-Based Grammars, Montréal, Quebeck, pp. 21–28 (1998)
3. Studia Grammatica;J. Kunze,1975
4. Lecture Notes in Artificial Intelligence;M. Lopatková,2005
5. Lopatková, M., Plátek, M., Sgall, P.: Towards a Formal Model for Functional Generative Description: Analysis by Reduction and Restarting Automata. The Prague Bulletin of Mathematical Linguistics 87, 7–26 (2007)