1. H. Kroepelin, and E. Winter, in Y. S. Touloukian: Thermodynamic and Transport Properties of Gases, Liquids and Solids, (Proceedings of Symposium on Thermal Properties), ASME, McGraw-Hill, New York, p. 438 (1959).
2. H. Kroepelin, and K. K. Neumann, in Y. S. Touloukian: Thermodynamic and Transport Properties of Gases, Liquids and Solids, (Proceedings of Symposium on Thermal Properties), ASME, McGraw-Hill, New York, p. 453 (1959).
3. H. Kroepelin, and K. K. Neumann, Allgem. Wärmetechnik (in press).