Modular MSc course in electromagnetic compatibility and in radio frequency communications [texto policopiado] / University of York
SAMPTA'97 : proceedings of the 1997 international Workshop on sampling theory and applications / org. Departamento de Electrónica e Telecomunicações [da] Universidade de Aveiro
Organização e gestão da manutenção / João Paulo Oliveira Pinto
European dark fibre capacity, pricing and availability : a survey and report produced by / Phillips Tarifica