1. Appelt, D.E., Hobbs, J.R., Bear, J., Israel, D., Tyson, M.: FASTUS: a finite-state processor for information extraction from real-world text. In: Proceedings of the 13th International Joint Conference on Artificial Intelligence (IJCAI), vol. 93 (1993)
2. Appelt, D.E., Onyshkevych, B.: The common pattern specification language. Technical report, International Menlo Park Artificial Intelligence Institute (1998)
3. Chiticariu, L., Krishnamurthy, R., Li, Y., Raghavan, S., Reiss, F., Vaithyanathan, S.: SystemT: an algebraic approach to declarative information extraction. In: Proceedings of the 48th Annual Meeting of the Association for Computational Linguistics (ACL) (2010)
4. Chiticariu, L., Li, Y., Reiss, F.: Rule-based information extraction is dead! Long live rule-based information extraction systems! In: Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing (EMNLP) (2013)
5. Cunningham, H., Maynard, D., Bontcheva, K., Tablan, V.: GATE: an architecture for development of robust HLT applications. In: Proceedings of the 40th Annual Meeting of the Association for Computational Linguistics (ACL), pp. 168–175 (2002)