Maristella Agosti, Roberto Colotti, Girolamo Gradenigo. A Two-Level Hypertext Retrieval Model for Legal Data. In Abraham Bookstein, Yves Chiaramella, Gerard Salton, Vijay V. Raghavan, editors, Proceedings of the 14th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Chicago, Illinois, USA, October 13-16, 1991 (Special Issue of the SIGIR Forum). pages 316-325, ACM, 1991. [doi]
Abstract is missing.