G.Dettori, S.Greco, E.Lemut; "Information Tecnology and Problem Solving in Mathematics Education", in "Capacity building for IT in Education in Developing Countries", G. Marshall and M. Ruohonen (eds.), Chapman & Hall, series IFIP, 1998, pp. 299-307

L. De Floriani, V. Murino, G.G. Pieroni, E. Puppo, "Virtual environment generation by CAD-based methodology for underwater navigation", IX European Signal Processing Conference (EUSIPCO - 98), 8 - 11 Sept. 1998, I Island of Rhodes (Greece)

T. De Martino, B. Falcidieno, F. Giannini, "Integrated Feature-based Modelling in Concurrent Engineering", 2nd International Symposium on Tools and Methods for Concurrent Engineering, 21-23 April 1998, The Manchester Metropolitan University, Manchester, UK (presented by F.Giannini)

R.M.Bottino, "Mathematics Education, training, new technologies: what potentialities and problems", invited relation at the conference "Multi-what? Mathematics and new multi-media languages" - Milan (Italy) 30 March - 1 April 1998 (in Italian)

Meeting del Esprit Project CoWork, April 16-17 , Area della Ricerca, Genova (F. Giannini)

B. Falcidieno, member of the program committe of the 5th ACM Symposium on Solid Modeling and Applications - SOLID MODELING '99, Michigan (USA), June 99

T. De Martino has defended a Ph.D. thesis entitled: "Feature Recognition for Product Modelling in Concurrent Engineering", on March 6, 1998, at the Fraunhofer Institut Graphische Datenverarbeitung, in Darmstadt (Germany) (advisors: Prof.J.L.Encarnacao (TUD), Dott. B.Falcidieno (IMA), Prof. A.Requicha (University of Southern California)), receiving the title of doctor in computer science engineering (Dr-Ing)

Student: Christhian Leyton, "Applicatins of virtual reality for the construction of geometrical structures" (in Italian); advisor: E.Puppo, co-advisor: M.Ancona, Note: 104/110, Degree in Information Science, Defence's date:a 17/2/98