About: http://webisa.webdatacommons.org/293591846

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In a second embodiment, the method according to the invention is carried out in a communications environment in which the service-providing system according to the invention is a single switching center or exchange.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es