Öberg, L., & Kullman, L. (2012). Contrasting short-term performance of mountain birch (Betula pubescens ssp. czerepanovii) treeline along a latitudinal continentality-maritimity gradient in the southern Swedish Scandes. Fennia - International Journal of Geography, 190(1), 19–40. Retrieved from https://fennia.journal.fi/article/view/5019