Cita APA (7a ed.)

Helama, S., Arppe, L., Uusitalo, J., Holopainen, J., Mäkelä, H. M., Mäkinen, H., . . . Oinonen, M. (2018). Volcanic dust veils from sixth century tree-ring isotopes linked to reduced irradiance, primary production and human health. Nature Portfolio.

Cita Chicago Style (17a ed.)

Helama, Samuli, et al. Volcanic Dust Veils from Sixth Century Tree-ring Isotopes Linked to Reduced Irradiance, Primary Production and Human Health. Nature Portfolio, 2018.

Cita MLA (8a ed.)

Helama, Samuli, et al. Volcanic Dust Veils from Sixth Century Tree-ring Isotopes Linked to Reduced Irradiance, Primary Production and Human Health. Nature Portfolio, 2018.