[Andrew Eddy's "modified Lateen"]
[various Tasmanian sails for sea kayaks]
[Carlow Stotz "simple sail rig"]
[Laurie Ford Sea Kayak Sailing]
[http://home.nordnet.fr/~jlesage/miztailes/parafoil.htm"Le Mistral Parafoils]
[On the Aerodynamics of Sails]
[SailWiki - jargon and sailing articles]