1. | Legal environment of the regulation of communications and informatics / Communications AuthorityData Publicação: 1999 Tema: Comunicações Eletrónicas | ![]() | |
2. | Hungarian telecommunications regulatory environment and authority / Communication AuthorityData Publicação: 1999 Tema: Vária | ![]() | |
3. | Hungarian telecommunications regulatory environment and authority / Communication AuthorityData Publicação: 2000 Tema: Vária | ![]() |