| Reference Label | Details |
|---|---|
| Parker 1965 | V. B. Parker, "Thermal Properties of Aqueous Uni-Univalent Electrolytes", NSRDS-NBS 2, US Gov. Printing Office: Washington, DC 1965 |
| Becker 1934 | G. Becker and W. A. Roth, Z. Electrochem. 40, 836-843 (1934) Die Bildungswärme vom Ammoniak und Salpetersäure |