1. Industrial Source Complex Dispersion Model. User's Guide;Cramer,1979
2. Tables of the Ordinates and Probability Integral of the Distribution of the Correlation Coefficient in Small Samples;David,1938
3. Methods of Correlation Analysis;Ezekiel,1941
4. Methodology for Designing an Optimum Air Quality Monitoring Network;Liu,1981
5. Methodology for designing air Quality Monitoring Networks: theoretical aspects;Liu;Envir. Mon. Assess.,1986