| 1. | Report on the coverage of the territory of the Republic of Poland with the existing telecommunications infrastructure, investment projects completed in 2013 and planned for 2014 and buildings that enable co-location [documento electrónico] / Office of Electronic CommunicationsData Publicação: 2014 Tema: Comunicações Eletrónicas |  | |
| 2. | Report on the telecommunications market in Poland in 2013 [documento electrónico] / Office of Electronic CommunicationsData Publicação: 2014 Tema: Comunicações Eletrónicas | | |