Baltrėnas, Pranas, and Dovilė Vaitkutė. “Investigation and Evaluation of Copper and Zinc Concentration Tendencies in Pinus Sylvestris L. Tree-Rings”. Journal of Environmental Engineering and Landscape Management 19, no. 4 (December 21, 2011): 278-286. Accessed November 23, 2024. https://transport.vgtu.lt/index.php/JEELM/article/view/5349.