United States. Central Intelligence Agency, CIA World Fact Book, 2004 — Jan Mayen (2004)
“ Economy Jan Mayen Economy - overview: Jan Mayen is a volcanic island with no exploitable natural resources. Economic activity is limited to providing services for employees of Norway's radio and meteorological stations on the island. ”
United States. Central Intelligence Agency, CIA World Fact Book, 2004 — Jan Mayen (2004)
“ AM NA, FM NA, shortwave NAnote: there is one radio and meteorological station (1998) Internet Service Providers (ISPs) : 13 (Jan Mayen and Svalbard) (2000) Transportation Jan Mayen Ports and harbors: none; offshore anchorage only Airports: 1 (2003 est.) ”
