Secure electronic commerce in virtual enterprises of SMEs. - A. Luís Osório; P. Gibon; M. Martins Barata (BASYS, 1998)

Support for Electronic Data Interchange. - P. Gibon; J.-F. Clavier; S. Loison (PRO-VE, 1999)

Communication Infrastructure Requirements in a VE. - A. Luís Osório; M. Martins Barata; P. Gibon (PRO-VE, 1999)

Electronic commerce with XML/EDI in virtual enterprises. - A. Luís Osório; P. Gibon; M. Martins Barata (E-Business and Virtual Enterprises, 2000)