APA (7th ed.) Citation

Opel, T., Fritzsche, D., & Meyer, H. (2011). Eurasian Arctic climate over the past millennium as recorded in the Akademii Nauk ice core (Severnaya Zemlya).

Chicago Style (17th ed.) Citation

Opel, Thomas, Diedrich Fritzsche, and Hanno Meyer. Eurasian Arctic Climate over the Past Millennium as Recorded in the Akademii Nauk Ice Core (Severnaya Zemlya). 2011.

MLA (8th ed.) Citation

Opel, Thomas, et al. Eurasian Arctic Climate over the Past Millennium as Recorded in the Akademii Nauk Ice Core (Severnaya Zemlya). 2011.