<br>
== References ==
<nocite>{{Ref|Cameron 2003}}CAMERON2003{{Ref|Geijer 1938}}GEIJER1938{{Ref|Ewing 2007}}EWING2007{{Ref|Hagg 1986}}HAGG1986{{Ref|Hagg 1991}}HAGG1991{{Ref|Hakluyt 1893}}HAKLUYT1893{{Ref|Hald 1972}}HALD1972{{Ref|Harting 1880}}HARTING1880HOWARD{{Ref|Howard-JOHNSTON1998Johnston 1998}}LOVLID2009{{Ref|Lovlid 2009}}OCONNOR2003{{Ref|O'Conner 2003}}OSTERGARD2004{{Ref|Ostergard 2004}}OWEN{{Ref|Owen-CROCKER1998PREHAL2011Crocker 1998}}SPRIGGS1998{{Ref|Prehal 2011}}THOMSON1998{{Ref|Spriggs 1998}}WALTON2007{{Ref|Thompson 1998}}WIGH1998{{Ref|Walton 2007}}</nocite>{{Ref|Wigh 1998}}<biblio force=false>#[[Template:Bib]]</biblio>
<HarvardReferences />
