[1] ピトケアン島 (yoshida著, ) <http://www.geocities.co.jp/SilkRoad-Lake/2917/pacific/pitcairn.html>
[2] ノーフォーク島 - Wikipedia () <https://ja.wikipedia.org/wiki/%E3%83%8E%E3%83%BC%E3%83%95%E3%82%A9%E3%83%BC%E3%82%AF%E5%B3%B6>
[3] Wayback Machine () <https://web.archive.org/web/20070927174113/http://www.norfolk.gov.nf/>