Andrei Popescu. <a href="http://www.w3.org/TR/2008/WD-geolocation-API-20081222"><cite>Geolocation API Specification.</cite></a> 22 December 2008. W3C Working Draft. (Work in progress.) URL: <a href="http://www.w3.org/TR/2008/WD-geolocation-API-20081222">http://www.w3.org/TR/2008/WD-geolocation-API-20081222</a>