APA (7th ed.) Citation

Dewar, R. C., Tarvainen, L., Parker, K., Wallin, G., & McMurtrie, R. E. (2012). Why does leaf nitrogen decline within tree canopies less rapidly than light? An explanation from optimization subject to a lower bound on leaf mass per area. Tree Physiology, 32(5), 520. https://doi.org/10.1093/treephys/tps044

Chicago Style (17th ed.) Citation

Dewar, Roderick C., Lasse Tarvainen, Kathryn Parker, Göran Wallin, and Ross E. McMurtrie. "Why Does Leaf Nitrogen Decline Within Tree Canopies Less Rapidly than Light? An Explanation from Optimization Subject to a Lower Bound on Leaf Mass Per Area." Tree Physiology 32, no. 5 (2012): 520. https://doi.org/10.1093/treephys/tps044.

MLA (9th ed.) Citation

Dewar, Roderick C., et al. "Why Does Leaf Nitrogen Decline Within Tree Canopies Less Rapidly than Light? An Explanation from Optimization Subject to a Lower Bound on Leaf Mass Per Area." Tree Physiology, vol. 32, no. 5, 2012, p. 520, https://doi.org/10.1093/treephys/tps044.

Warning: These citations may not always be 100% accurate.