1. M. Agosti, A. Archi, R. Colotti, R.M. Di Giorgi, G. Gradenigo, B. Inghirami, P. Matiello, R. Nannuci, M. Ragona, New prospectives in information retrieval techniques: a hypertext prototype in environmental law, in: Online Management 89, Proceedings of the 13th International Online Information, London, UK, 1989
2. Towards data modelling in information retrieval;Agosti;J. Inform. Sci.,1989
3. M. Agosti, R. Colotti, G. Gradenigo, A two-level hypertext retrieval model for legal data, in: A. Bookstein, Y. Chiaramella, G. Salton, V.V. Raghavan (Eds.), Proceedings of the 14th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, ACM Press, Chicago, Illinois, October 1991
4. A hypertext environment for interacting with large textual databases;Agosti;Inform. Process. Manage.,1992
5. Digital's AltaVista search engine project, http://www.altavista.com/