1. Field study for initial evaluation of an urban diffusion model for carbon monoxide;Johnson,1971
2. Urban air quality simulation modeling in air pollution;Johnson,1976
3. Evaluation of the APRAC-1A urban diffusion model for carbon monoxide;Ludwig,1972
4. A Practical multipurpose urban diffusion model for carbon monoxide;Ludwig,1970
5. An atmospheric diffusion model for metropolitan areas;Miller;J. Air Pollut. Control. Ass.,1967