Callaghan Terry V., Press Malcolm C., Lee John A., Robinson David L., and Anderson Clive W. “Spatial and Temporal Variability in the Responses of Arctic Terrestrial Ecosystems to Environmental Change”. Polar Research 18, no. 2 (January 12, 1999): 191-197. Accessed March 28, 2024. https://polarresearch.net/index.php/polar/article/view/2230.