Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] The possibility for consumers selectively to block certain calls (such as high-priced calls to premium services) [..]
Avots: Directive 2002/22/EC of the European Parliament and of the Council of 7 March 2002 on universal service and users' rights relating to electronic communications networks and services (Universal Service Directive)