1. Continuous flow, single-particle-counting condensation nucleus counter;Agarwal;J. Aerosol Sci.,1980
2. A new instrument for measuring the visual quality of air;Ahlquist;J. Air Pollut. Control Assoc.,1967
3. IGY Gen. Rep. Ser.;Alt,1959
4. Arctic air chemistry: An overview;Barrie,1986
5. Seasonal location of the Arctic Front over North America;Barry;Geogr. Bull.,1967