Fallout from September 11 still drifting over us. The NewZealand Herald. NewZealand: APN NewZealand Limited. September 10, 2011 [April 27, 2014]. (原始内容存档于2014-04-28)
Expedition held at the American Geographical Society Library, UW Milwaukee Disko Bay, Greenland(页面存档备份,存于互联网档案馆) Disko Island, Greenland(页面存档备份,存于互联网档案馆) Smith