APA (7th ed.) Citation

Klein, U., Wohltmann, I., Lindner, K., & Künzi, K. F. (2002). Ozone depletion and chlorine activation in the Arctic winter 1999/2000 observed in Ny-Alesund. Journal of Geophysical Research, 107(D20), .

Chicago Style (17th ed.) Citation

Klein, U., Ingo Wohltmann, K. Lindner, and K. F. Künzi. "Ozone Depletion and Chlorine Activation in the Arctic Winter 1999/2000 Observed in Ny-Alesund." Journal of Geophysical Research 107, no. D20 (2002).

MLA (9th ed.) Citation

Klein, U., et al. "Ozone Depletion and Chlorine Activation in the Arctic Winter 1999/2000 Observed in Ny-Alesund." Journal of Geophysical Research, vol. 107, no. D20, 2002.