APA (7th ed.) Citation

Cropper, T., Hanna, E., Valente, M. A., & Jonsson, T. (2015). A daily Azores–Iceland North Atlantic Oscillation index back to 1850.

Chicago Style (17th ed.) Citation

Cropper, Thomas, Edward Hanna, Maria Antonia Valente, and Trausti Jonsson. A Daily Azores–Iceland North Atlantic Oscillation Index Back to 1850. 2015.

MLA (9th ed.) Citation

Cropper, Thomas, et al. A Daily Azores–Iceland North Atlantic Oscillation Index Back to 1850. 2015.