1. T. Andrews, On the continuity of gas and liquid states of matter. Proc. R. Soc. (Lond.) 159, 575–590 (1869)
2. J.D. van der Waals, Over de Continuiteit van den Gas-en Vloeistoftoestand (On the Continuity of the Gas and Liquid state). Ph.D. Thesis, Leiden, The Netherlands (1873)
3. NIST Thermophysical Properties of Fluids. http://webbook.nist.gov/chemistry/fluid/
4. S. Reif-Acherman, History of the law of rectilinear diameters. Quim. Nova 33, 2003–2013 (2010)
5. L.V. Woodcock, Gibbs density surface of fluid argon. Int. J. Thermophys. 34, 1–190 (2013)