1. Characteristics and Effects of Synthetic Detergents;Task Group Report;Jour. AWWA,1954
2. Synthetic-Detergent Pollution in Kansas;Culp;Jour. AWWA,1953
3. Analysis of Hard Water Soap: The Direct Determination of Active Sulfonate in Mixtures of Soap and Nacconal RB85;Hoyt;ASTM Bull.,1953
4. Langelier , W. F. Ludwig , Harvey F. Ludwig , Russell G. Flocculation Phenomena in Turbid Water Purification Proc. ASCE 78 1952