1. Blue sun and moon;Bull;Met. Mag.,1951
2. The large-scale movement of Saharan air outbreaks over the northern equatorial Atlantic;Carlson;J. appl. Meteor.,1972
3. Ground-level ozone, sulphates and total suspended particulates in Canada;Chung,1978
4. On the forest fires and the analysis of air quality data and total atmospheric ozone;Chung;Atmospheric Environment,1984
5. Detection of forest-fire smoke plumes by satellite imagery;Chung;Atmospheric Environment,1984