Arealstatistics for Norway 2020. Kartverket, mapping directory for Norway. 2019-12-20 [2020-03-01]. (原始内容存档于2019-03-12) (挪威语). Svalbard and Jan Mayen are included.
Arealstatistics for Norway 2020. Kartverket, mapping directory for Norway. 2019-12-20 [2020-03-01]. (原始内容存档于2019-03-12) (挪威语). Svalbard and Jan Mayen are included.