1. T. Dhanabalan, K. Saravanan, and T. V. Geetha, “Tamil to UNL EnConverter,” in International Conference on Universal Knowledge and Language, 2002.
2. T. Dhanabalan and T. V. Geetha, “UNL Deconverter for Tamil,” in International Conference on the Convergences of Knowledge, Culture, Language and Information Technologies, Aleexandria, 2003.