Climate variability 50,000 years ago in mid-latitude Chile as reconstructed from tree rings.

MLA

Roig, F. A., et al. “Climate Variability 50,000 Years Ago in Mid-Latitude Chile as Reconstructed from Tree Rings.” Nature, vol. 410, no. 6828, Mar. 2001, pp. 567–70. EBSCOhost, https://doi.org/10.1038/35069040.

APA

Roig, F. A., Le-Quesne, C., Boninsegna, J. A., Briffa, K. R., Lara, A., Grudd, H., Jones, P. D., & Villagrán, C. (2001). Climate variability 50,000 years ago in mid-latitude Chile as reconstructed from tree rings. Nature, 410(6828), 567–570. https://doi.org/10.1038/35069040

Chicago

Roig, F A, C Le-Quesne, J A Boninsegna, K R Briffa, A Lara, H Grudd, P D Jones, and C Villagrán. 2001. “Climate Variability 50,000 Years Ago in Mid-Latitude Chile as Reconstructed from Tree Rings.” Nature 410 (6828): 567–70. doi:10.1038/35069040.