@online {152,
	title = {NASA WorldWind},
	publisher = {NASA},
	abstract = {World Wind is an open-source (released under the NOSA license) virtual globe developed by NASA and the open source community for use on personal computers.},
	keywords = {$\#$GISSoftware, $\#$MapsDataPublications, GIS software, landsat, NASA, remote sensing},
	url = {http://worldwind.arc.nasa.gov/}
}
