1. NO, NO2 and HNO3 below 35 km in the stratosphere;Ackerman;J. atmos. Sci.,1975
2. Quasi-biennial and long term fluctuations in total ozone;Angell;Mon. Weath. Rev.,1973
3. Global analysis of recent total ozone fluctuations;Angell;Mon. Weath. Rev.,1976
4. Global ozone variations: An update into 1976;Angell;Mon. Weath. Rev.,1978
5. Long term effect on the ozone layer of nitrogen oxides produced by thermonuclear explosions in the atmosphere;Brasseur;Ann. Geophys.,1978