C.Pizzi, A.Raviola, M.Spagnuolo, "Shape-based Surface reconstruction from profiles for Reverse Engineering Prototyping", Num´risation 3D, Paris (France), 19-20 May 1999

B. Falcidieno, F. Rossi, M. Spagnuolo, "Virtual Reality Techniques for Sharing Spatial Data and Models, 5th EC-GIS Workshop "GIS of Tomorrow", Stresa , 28 - 30 June 1999

F. Rossi, M. Spagnuolo, "Web-based modelling techniques providing interactive views of geogra-phical data with VRML", Int. Workshop on Web-Based Information Visualization, Firenze, 30 Aug. - 3 Sept.1999

S. Ansaldi, F. Giannini, "Come catturare e mantenere l'intento progettuale", Automazione99, Roma, Nov. 99

D. Biondi, F. Bonfatti, P. Monari, F. Giannini, M. Monti, "Un modello del prodotto a supporto della attività di progettazione distribuita", Automazione99, Roma, Nov. 99

R.M. Bottino, member of the Editorial Board of the Internat. Jurn. Education and Information Technology, IFIP TC3 Official Journal, Kluwer Academic Publishers.

M.T. Molfino, review for European Commission of EMICO project (INCO programme)

M.T. Molfino, International Program Committee of ITI2000, 22nd International Conference Information Technology Interfaces, Pula (Croatia), June 13-16 1999

B. Falcidieno, member of the program committee of the Int. Conf. Computer Graphics International 2000, Nature, Time and us, June 19-23, 2000, Geneva (Switzerland)

R.M. Bottino and G. Dettori responsible for the IMA of the project SVITA (SVIluppo mediante l'uso di Tecnologie di Abilità logico matematiche di base - Development, by means of technology, of basic aritmethmetical and logical capabilities) - made by CNR (IMA e ITD), Provveditorato agli Studi di Genova, USL 3 Genovese.

Alessandro Raviola, "Reconstruction and analysis of surfaces by means of morphological characterization based on vertical sections" Advisors A. Verri, M. Spagnuolo, Co-advisor L. De Floriani, note 106/110, Laurea in Informatica, 27/4/99 (in Italian)

Michela Mortara, "Reconstruction of surfaces based on shape, by means of Reeb graphs", Advisors A. Verri, M. Spagnuolo, Co-advisor: L. De Floriani, note 110/110, Laurea in Informatica, 21/7/99 (in Italian)