1. Doan, A., Naughton, J.F., Ramakrishnan, R., Baid, A., Chai, X., Chen, F., Chen, T., Chu, E., DeRose, P., Gao, B., Gokhale, C., Huang, J., Shen, W., Vuong, B.: Information extraction challenges in managing unstructured data. SIGMOD Rec. 37(4), 14–20 (2009)
2. Bruce, H., Halevy, A., Jones, W., Pratt, W., Shapiro, L., Suciu, D.: Information retrieval and databases: Synergies and syntheses (2003), http://www2.cs.washington.edu/nsf2003
3. Hamilton, J., Nayak, T.: Microsoft SQL Server Full-Text Search. IEEE Data Engg. Bull. 24(4) (2001)
4. Jhingran, A., Mattos, N., Pirahesh, H.: Information integration: A research agenda. IBM Sys. J. 41(4) (2002)
5. Dixon, P.: Basics of Oracle Text Retrieval. IEEE Data Engg. Bull. 24(4) (2001)