1. Hygroscopically controlled effervescent mouthwash tablet;Andersen;Chem. Abstr.,1972
2. Effervescent tablet compositions.;Baker;Chem. Abstr.,1971
3. Determination of density;Bauer,1949
4. Determination of density;Bauer,1972
5. The Control of the Reactivity of Solids. Studies in Surface Science and Catalysis 2;Boldyrev,1979