1. The Analytical Control of Anti-Corrosion Water Treatment;Langelier;Jour. A.W.W.A.,1936
2. Corrosion and the Langelier Calcium Carbonate Saturation Index;DeMartini;Jour. A.W.W.A.,1938
3. Practical Application of the Langelier Method;Hoover;Jour. A.W W.A.,1938
4. Calcium Carbonate Saturation Index;Larson;Jour. A.W.W.A.,1942