Burri, S., E. Haeler, W. Eugster, M. Haeni, S. Etzold, L. Walthert, S. Braun, and R. Zweifel. “How Did Swiss Forest Trees Respond to the Hot Summer 2015?”. DIE ERDE – Journal of the Geographical Society of Berlin, Vol. 150, no. 4, Dec. 2019, pp. 214-29, doi:10.12854/erde-2019-420.