Hanafusa, H., T. Tsuchida, K. Kawai, H. Sato, M. Uematsu, and K. Watanabe, Proceedings of the 10th International Conference on the Properties of Steam, Moscow 1984, edited by V. V. Sytchev, and A. A. Alexandrov (MIR, Moscow, 1984), p.180.

8 of 8 psigma data were selected to develop the IAPWS-95 Formulation.
Temperatures were converted to the ITS-90 scale.
 
 T / K           psigma / MPa  Author                             No.
  643.1740        21.050200000 HANAFUSA et al. (1984)             001
  646.1066        21.799700000 HANAFUSA et al. (1984)             002
  646.6075        21.930300000 HANAFUSA et al. (1984)             003
  646.6075        21.930900000 HANAFUSA et al. (1984)             004
  646.8575        21.997400000 HANAFUSA et al. (1984)             005
  645.6067        21.671500000 HANAFUSA et al. (1984)             006
  645.6067        21.670500000 HANAFUSA et al. (1984)             007
  646.3566        21.864500000 HANAFUSA et al. (1984)             008
