Tables are given for the thermodynamical functions of argon at integral values of pressure up to 2000 atmospheres and temperatures between 0° and 150°C.
Michels, A. M. J. F., Lunbeck, R. J., & Wolkers, G. J. (1951). Thermodynamical properties of argon as function of pressure and temperature between 0 and 2000 atmospheres and 0° and 150°C. Applied Scientific Research, 2(1), 345-350. https://doi.org/10.1007/BF00411994