13. | Information technology : cabling installation: part 2: installation planning and practices inside buildings: DRAFT pr EN 50174-2: June 1998 / European Commitee for Electrothecnical StandardizationData Publicação: 1998 Tema: Normas | ||
14. | Legal regulation of telecommunications and information technology / Communication AuthorityData Publicação: 1998 Tema: Vária | ||
15. | Study of networks and services : a vision for the portuguese telecommunications industry in the 21st century / Arthur D. LittleData Publicação: 1998 Tema: Comunicações Eletrónicas |