Runkle, B. R. K., Sachs, T., Wille, C., Pfeiffer, E. M., Kutzbach, L. (2012): Separating Direct Temperature Responses from Phenological Control of Net Ecosystem Exchange during the Short Tundra Growing Season: Measurements and Process Modeling from the Lena River Delta, Russia, 10th International Conference on Permafrost (Salekhard, Russia 2012).