1. | Malicious software (malware) [documento electrónico] : security threat to the internet economy: ministerial background report / Organisation for Economic co-Operation and DevelopmentData Publicação: 2008 Tema: Comunicações Eletrónicas | ![]() | |
2. | OECD economic surveys [documento electrónico] : Portugal / Organisation for Economic co-Operation and DevelopmentData Publicação: 2008 Tema: Economia | ![]() | |
3. | OECD information technology outlook / Organisation for Economic Co-Operation and DevelopmentData Publicação: 2008 Tema: Economia | ![]() |