1. Eger Chaim, H., Yarborough Carol and Greiner, Mary, previous manuscript. Part I.
2. Spot Tests in Organic Analysis;Feigl,1966
3. Aciditätsmessungen an unbeständigen Substanzen
4. Ionization Constants of Acids And Bases;Albert,1962
5. Ionization Constants of Acids and Bases;Albert,1962