1. J. D. van der Waals, “Over de Continuiteit van den Gas-en Vloeistoftoestand,” PhD thesis, U. Leiden (1873).
2. See, for example, M. E. Fisher, in Critical Phenomena: Proceedings, Stellenbosch, South Africa, 1982, F. J. W. Hahne, ed. Springer, (1983), p. 1, and references therein.
3. The renormalization group and the ε expansion
4. Generalization of Scaling Laws to Dynamical Properties of a System Near its Critical Point
5. Dispersion in Second Sound and Anomalous Heat Conduction at the Lambda Point of Liquid Helium