Kaufman, Y., Kleidman, R. G., Hall, D., Martins, J., & Barton, J.. (2002).
Remote sensing of subpixel snow cover using 0.66 and 2.1 mu m channels.
Geophysical Research Letters,
29, art. no.–1781. Retrieved from
http://links.isiglobalnet2.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=mekentosj&SrcApp=Papers&DestLinkType=FullRecord&DestApp=WOS&KeyUT=000179632300001 
]