APA (7th ed.) Citation

Sigvaldason, G. E., & Oskarsson, N. (2018). Fluorine in volcanic rocks of Iceland.

Chicago Style (17th ed.) Citation

Sigvaldason, Gudmundur E., and Niels Oskarsson. Fluorine in Volcanic Rocks of Iceland. 2018.

MLA (8th ed.) Citation

Sigvaldason, Gudmundur E., and Niels Oskarsson. Fluorine in Volcanic Rocks of Iceland. 2018.

Warning: These citations may not always be 100% accurate.