Lundström, T., Jonsson, M. J., Volkwein, A., & Stoffel, M. (2009). Reactions and energy absorption of trees subject to rockfall: A detailed assessment using a new experimental method. Tree physiology, 29(3), 345. https://doi.org/10.1093/treephys/tpn030
Citácia podle Chicago (17th ed.)Lundström, Tor, Martin J. Jonsson, Axel Volkwein, a Markus Stoffel. "Reactions and Energy Absorption of Trees Subject to Rockfall: A Detailed Assessment Using a New Experimental Method." Tree Physiology 29, no. 3 (2009): 345. https://doi.org/10.1093/treephys/tpn030.
Citácia podľa MLA (8th ed.)Lundström, Tor, et al. "Reactions and Energy Absorption of Trees Subject to Rockfall: A Detailed Assessment Using a New Experimental Method." Tree Physiology, vol. 29, no. 3, 2009, p. 345, https://doi.org/10.1093/treephys/tpn030.