1. Investigation of the Carbon Dioxide Which Attacks Calcium Carbonate in Natural Waters;Tillmans;Gesundh. Ing. (Ger.),1912
2. Relationship of Hydrogen-Ion Concentration of Natural Waters to Carbon Dioxide Content;Greenfield;Ind. Eng. Chem.,1920
3. The Solubility of Calcium Carbonate (Calcite) in Certain Aqueous Solutions at 25°;Johnston;J. Am. Chem. Soc.,1929
4. The Complete Solubility Curve of Calcium Carbonate;Johnston;J. Am. Chem. Soc.,1916
5. The Analytical Control of Anti-Corrosion Water Treatment;Langelier;Jour. A.W.W.A.,1936