Pure Appl. Chem., 1994, Vol. 66, No. 3, pp. 649-658
doi:10.1351/pac199466030649
COMMISSION ON ENVIRONMENTAL ANALYTICAL CHEMISTRY AND ELECTROANALYTICAL CHEMISTRY
Recommendations for the electrometric determination of the pH of atmospheric wet deposition (acid rain) (Technical Report)
R. A. Durst, W. Davison and W. F. Koch