Sirota, A. M., B. K. Mal'tsev, and A. S. Grishkov, Teploenergetika 10, 57 (1963).

58 of 58 cp data were selected to develop the IAPWS-95 Formulation.
Temperatures were converted to the ITS-90 scale.
 
 T / K          p / MPa       cp /(kJ/(kg K)) Author                             No.
  613.246531796   58.839900000    5.015800000 SIROTA et al. (1963)               001
  646.993179386   58.839900000    5.509800000 SIROTA et al. (1963)               002
  676.136810589   58.839900000    6.142000000 SIROTA et al. (1963)               003
  692.292315131   58.839900000    6.636100000 SIROTA et al. (1963)               004
  702.399297880   58.839900000    6.987800000 SIROTA et al. (1963)               005
  710.506739525   58.839900000    7.268300000 SIROTA et al. (1963)               006
  734.839226898   58.839900000    7.992600000 SIROTA et al. (1963)               007
  738.438166455   58.839900000    8.055400000 SIROTA et al. (1963)               008
  741.557258620   58.839900000    8.093100000 SIROTA et al. (1963)               009
  744.716323070   58.839900000    8.105600000 SIROTA et al. (1963)               010
  748.855216549   58.839900000    8.088900000 SIROTA et al. (1963)               011
  752.534161456   58.839900000    8.055400000 SIROTA et al. (1963)               012
  758.652679547   58.839900000    7.975900000 SIROTA et al. (1963)               013
  758.712657027   58.839900000    7.963300000 SIROTA et al. (1963)               014
  778.969650903   58.839900000    7.356200000 SIROTA et al. (1963)               015
  791.598631367   58.839900000    6.837000000 SIROTA et al. (1963)               016
  796.608336301   58.839900000    6.640300000 SIROTA et al. (1963)               017
  796.658317467   58.839900000    6.644500000 SIROTA et al. (1963)               018
  823.560288601   58.839900000    5.656400000 SIROTA et al. (1963)               019
  844.749891524   58.839900000    5.074400000 SIROTA et al. (1963)               020
  875.189275993   58.839900000    4.454800000 SIROTA et al. (1963)               021
  612.656563973   68.646550000    4.873400000 SIROTA et al. (1963)               022
  633.055211218   68.646550000    5.036700000 SIROTA et al. (1963)               023
  649.572822642   68.646550000    5.258600000 SIROTA et al. (1963)               024
  661.670313445   68.646550000    5.417700000 SIROTA et al. (1963)               025
  677.956417854   68.646550000    5.673100000 SIROTA et al. (1963)               026
  693.921894367   68.646550000    5.974600000 SIROTA et al. (1963)               027
  711.086565061   68.646550000    6.334600000 SIROTA et al. (1963)               028
  726.991602073   68.646550000    6.657000000 SIROTA et al. (1963)               029
  739.417819995   68.646550000    6.874700000 SIROTA et al. (1963)               030
  754.503730466   68.646550000    7.050600000 SIROTA et al. (1963)               031
  756.783080168   68.646550000    7.063100000 SIROTA et al. (1963)               032
  756.853053995   68.646550000    7.079900000 SIROTA et al. (1963)               033
  759.492463983   68.646550000    7.071500000 SIROTA et al. (1963)               034
  765.920933382   68.646550000    7.067300000 SIROTA et al. (1963)               035
  766.510809229   68.646550000    7.092400000 SIROTA et al. (1963)               036
  769.970091838   68.646550000    7.071500000 SIROTA et al. (1963)               037
  771.059875967   68.646550000    7.084100000 SIROTA et al. (1963)               038
  775.989891313   68.646550000    7.025400000 SIROTA et al. (1963)               039
  782.319469170   68.646550000    6.962600000 SIROTA et al. (1963)               040
  791.578638956   68.646550000    6.778400000 SIROTA et al. (1963)               041
  792.228592339   68.646550000    6.761700000 SIROTA et al. (1963)               042
  804.178003667   68.646550000    6.481200000 SIROTA et al. (1963)               043
  823.950351562   68.646550000    5.962000000 SIROTA et al. (1963)               044
  844.909938944   68.646550000    5.434500000 SIROTA et al. (1963)               045
  844.930032345   68.646550000    5.430300000 SIROTA et al. (1963)               046
  874.989041435   68.646550000    4.823200000 SIROTA et al. (1963)               047
  613.546515163   78.453200000    4.781300000 SIROTA et al. (1963)               048
  635.654843857   78.453200000    4.932100000 SIROTA et al. (1963)               049
  656.831424231   78.453200000    5.107900000 SIROTA et al. (1963)               050
  677.856439665   78.453200000    5.367500000 SIROTA et al. (1963)               051
  696.521109278   78.453200000    5.610300000 SIROTA et al. (1963)               052
  714.065656912   78.453200000    5.832200000 SIROTA et al. (1963)               053
  734.069493862   78.453200000    6.096000000 SIROTA et al. (1963)               054
  771.419838529   78.453200000    6.435100000 SIROTA et al. (1963)               055
  796.628328767   78.453200000    6.347200000 SIROTA et al. (1963)               056
  811.978334537   78.453200000    6.154600000 SIROTA et al. (1963)               057
  835.424598357   78.453200000    5.744300000 SIROTA et al. (1963)               058
