Pérez, P. J., H. P. Kahle, and H. Spiecker. “Growth Trends and Relationships With Environmental Factors for Scots Pine [Pinus Sylvestris (L.)] in Brandemburg”. Forest Systems, Vol. 14, no. 1, Apr. 2005, pp. 64-78, doi:10.5424/srf/2005141-00874.