SProUT – A general-purpose NLP framework integrating finite-state and unification-based grammar formalisms

Drożdżyński, W., Krieger, H. U., Piskorski, J., & Schäfer, U. (2006). SProUT – A general-purpose NLP framework integrating finite-state and unification-based grammar formalisms. In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 4002 LNAI, pp. 302–303). Springer Verlag. https://doi.org/10.1007/11780885_35