1. Comparison of methods of air parcel trajectory analysis for defining source-receptor relationships;Artz,1982
2. Objective analysis on isentropic surfaces;Bleck,1968
3. Trajectories: isobaric, isentropic, and actual;Danielson;J. Met.,1961
4. Research in four-dimensional diagnosis of cyclone storm cloud systems;Danielson;Report No. 66-30, Air Force Cambridge Research Laboratory, Dept. 66-30,1966
5. Moist isentropic flow and trajectories in a developing wave cyclone;Danielson;Report No. 67-0617, Air Force Cambridge Research Laboratory. Dept. 67-0617,1967