Portugal : an atlantic paradox: portuguese / US relations after the enlargement / José Calvet de Magalhães, Álvaro de Vasconcelos e Joaquim Ramos Silva
A informática na A.P. (situação em 1 de Janeiro de 1999) : administração pública central e regional) / Instituto de Informática
Nortel networks : how innovation and vision created a network giant / Larry Macdonald
Essential guide to home networking technologies / Gerard O'Driscoll