Kenneth S.K.S.PitzerKenneth S.K.S., Lowell V.L.V.CoulterLowell V.L.V., The Heat Capacities, Entropies, and Heats of Solution of Anhydrous Sod um Sulfate and of Sodium Sulfate Decahydrate. The Application of the Third Law of Thermodynamics to Hydrated Crystals, „Journal of the American Chemical Society”, 60 (6), 1938, s. 1310–1313, DOI: 10.1021/ja01273a010, ISSN0002-7863 [dostęp 2020-09-02].
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Kenneth S.K.S.PitzerKenneth S.K.S., Lowell V.L.V.CoulterLowell V.L.V., The Heat Capacities, Entropies, and Heats of Solution of Anhydrous Sod um Sulfate and of Sodium Sulfate Decahydrate. The Application of the Third Law of Thermodynamics to Hydrated Crystals, „Journal of the American Chemical Society”, 60 (6), 1938, s. 1310–1313, DOI: 10.1021/ja01273a010, ISSN0002-7863 [dostęp 2020-09-02].