Modelica Association. Modelica Standard Library; February; 2008. Version 3.0.
 Zhou F; Zhang H; Zhu H; et al. Design and Implementation of Animation Post-processor Based on ACIS and HOOPS in MWorks. Proceedings of the 7th International Modelica Conference; Como; Italy; September 20-22; 2009; pp. 663-668.
 Reid R C; Prausnitz J M; Poling B E. The properties of gases and liquids. 4th ed. NemYork: McGraw-Hill; 1987.
 Harmens. A Cubic Equation of State for the Prediction of O2-Ar-N2 Phase Equilibrium; Cryogenics; v.17; pp. 519-521; 1977. doi: 10.1016/0011-2275(77)90146-1.