United States. National Bureau of Standards, Parker, V. B., Wagman, D. D., Evans, W. H., & Rossini, F. D. (1971). Selected values of chemical thermodynamics properties: Tables for the alkaline earth elements (elements 92 through 97 in the standard order of arrangement). National Bureau of Standards.
Lua i Stíl Chicago (17ú heag.)United States. National Bureau of Standards, Vivian B. Parker, D. D. Wagman, William H. Evans, agus Frederick D. Rossini. Selected Values of Chemical Thermodynamics Properties: Tables for the Alkaline Earth Elements (elements 92 Through 97 in the Standard Order of Arrangement). [Washington]: National Bureau of Standards, 1971.
Lua MLA (8ú heag.)United States. National Bureau of Standards, et al. Selected Values of Chemical Thermodynamics Properties: Tables for the Alkaline Earth Elements (elements 92 Through 97 in the Standard Order of Arrangement). National Bureau of Standards, 1971.