References

Authors	Year	Title
W. A. Gould, Edlund, S., Zoltai, S., Raynolds, M., Walker, D. A., Maier, H.	2002	Canadian Arctic vegetation mapping
D. A. Walker	1999	An integrated vegetation mapping approach for northern Alaska (1: 4 M scale)
D. A. Walker, Gould, W. A., Maier, H. A., Raynolds, M. K.	2002	The Circumpolar Arctic Vegetation Map: AVHRR-derived base maps, environmental controls, and integrated mapping procedures

Arctic Flora of Canada and Alaska