1. Cercone, N., Han, J., McFetridge, P., Popowich, F., Cai, Y., Fass, D., Groeneboer, C., Hall, G., Huang, Y.: SystemX and DBLearn: easily getting more from your Relational Database. invited for Integrated Computer-Aided Engineering. In: Golshani, F. (ed.), vol. 1(4), pp. 311–339 (1994)
2. Popowich, F., McFetridge, P., Fass, D., Hall, G.: Processing Complex Noun Phrases in a Natural Language Interface to a Statistical Database. In: Proceedings of the 14th International Conference on Computational Linguistics (COLING 1992), Nantes, France, pp. 47–52 (1992)
3. McFetridge, P., Cercone, N.: Installing an HPSG Parser in a Modular Natural Language Interface, Computational Intelligence III, pp. 169–178. North Holland, Amsterdam (1991)
4. Mahalingam, G., Cercone, N.: Finding Information Easily is Important for e-Business. In: Kou, W. (ed.) Data Warehousing and Data Mining for Electronic Commerce, pp. 135–168. IBM Press (1999)
5. Hou, L., Cercone, N.: Extracting Meaningful Semantic Information with EMATISE: an HPSG-based Internet Search Engine Parser. In: NLPKE Symposium of the IEEE SMC Conference, Tuscon, AZ (2001)