H. Aulamo

Modelling and calculation of atmospheric attenuation for low-fade-margin satellite communications

S. Uppala, P. Jokela, E. Salonen, 1992 .

Ozone measurements during the Airborne Polar Experiment : Aircraft instrument validation, isentropic trends, and hemispheric fields prior to the 1997 Arctic ozone depletion

Fabrizio Ravegnani, Martyn P. Chipperfield, Leopoldo Stefanutti, 2000 .