1. Evans, Robert Bertram 'A Proof that Essergy Measures the Maximum Potential Work', Thayer School of Engineering, Dartmouth College, PHD Thesis 1969. The function defined by E in equation 1 is more general than the one commonly referred to in the literature as 'exergy'.
2. Reid, Robert C., Prausnitz, John M. and Poling, Bruce E., The Properties of Gases & Liquids 4th Ed., McGraw-Hill Book Co., 1987
3. Denbigh, K.G., The Principles of Chemical Equilibrium, Cambridge University Press, 1961 Page 151
4. Syed S.H. Rizvi and Robert A. Heidemann, 'Vapor-Liquid Equilibria in the Ammonia Water System', Jour. of Chemical and Engineering Data 1987, 32, pp 183-191
5. C.L. Sassen, R.A.C. van Kwqartel, H.J. van der Kooi and J. de Swaan Arons, 'Vapor Liquid Equilibria for the System Ammonia + Water up to the Critical Region' J. Chem Eng. Data 1990, 35, pp 140-144