SchäffK.Die vollkommene und stufenförmige Speisewasservorwärmung. Arch. Wärmew. Dampfkwes., 1940, Heft 5 and 8.
2.
SalisburyJ. K.Steam turbines and their cycles, 1950 (Wiley).
3.
Engineering Science Monograph 5, October 1967, Appendix 2 (Institution of Mechanical Engineers, London).
4.
BarclayF. J.Co-generation in arid and cool climates: a new unified perspective using energy analysis. Proc. Instn Mech. Engrs, Part A, 1988, 202(A2), 129–139.
