Kutrib, M., Moreira, N., & Reis, R. (2012). Descriptional complexity of formal systems: 14th International Workshop, DCFS 2012, Braga, Portugal, July 23-25, 2012. Proceedings. Springer Berlin Heidelberg Imprint: Springer.

Kutrib, Martin, Nelma Moreira, and Rogério Reis. Descriptional Complexity of Formal Systems: 14th International Workshop, DCFS 2012, Braga, Portugal, July 23-25, 2012. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg Imprint: Springer, 2012.

Kutrib, Martin, et al. Descriptional Complexity of Formal Systems: 14th International Workshop, DCFS 2012, Braga, Portugal, July 23-25, 2012. Proceedings. Springer Berlin Heidelberg Imprint: Springer, 2012.