1. Sazonov, V. P.Termodynamics and topology of two, three and four phase equilibrium of three- and four component systems. Thesis, Samara, 1997, (in Russian).
2. Koliuchkina, G. Ya.Investigation of rectification of heteroazeotropic mixtures. Thesis,MITHT,Moscow, 1972, (in Russian).
3. Pure Hydrocarbons from Petroleum
4. Quaternary Liquid Systems with Three Liquid Phases