Stable carbon isotopes in tree rings of beech: climatic versus site-related influences

Choose the citation style.
Saurer, M., Borella, S., Schweingruber, F., & Siegwolf, R. (1997). Stable carbon isotopes in tree rings of beech: climatic versus site-related influences. Trees: Structure and Function, 11(5), 291-297. https://doi.org/10.1007/s004680050087