APA (7th ed.) Citation

Lassen, K. (1970). The position of the auroral oval over Greenland and. Det Danske Meteorologiske Institut.

Chicago Style (17th ed.) Citation

Lassen, Knud. The Position of the Auroral Oval over Greenland and. Charlottenlund: Det Danske Meteorologiske Institut, 1970.

MLA (9th ed.) Citation

Lassen, Knud. The Position of the Auroral Oval over Greenland and. Det Danske Meteorologiske Institut, 1970.

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