1. Brost, O., Groll, M., Neuer, G., and Schubert, K.P.: Industrial Application of Alkali-metal Heat Pipes, Preprints 1st Int. Heat Pipe Conf., Stuttgart, Oct. 15-17, 1973, pp. 1-13.
2. Neuer, G., and Brost, O.: Heat Pipes for the Realization of Isothermal Conditions of Temperature Reference Sources, Temperature Measurement 1975, Ed. B.F. Billing and T.J. Quinn, Conf. Ser. No. 26, London, The Institute of Physics 1975, pp. 446-452.
3. Bassani, C., Geiger, F., and Sciamanna, G.: Progress on Gas-Controlled Heat Pipe Precision Furnace for Temperatures up to 1000C, Proc. 4th Int. Heat Pipe Conf., London, September 7-10, 1981, pp. 37-46.
4. Brost, O. and Laux, U.: Development of a Heat Pipe Gradient Furnace, Proc. 5th Int. Heat Pipe Conf., Vol. I, Tsukuba, May 14-18, 1984, pp. 473-479.
5. Bellaiche, G.: A Heat Pipe Space Furnace, Proc. 5th Int. Heat Pipe Conf., Vol. I, Tsukuba, May 14-18, 1984, pp. 480-486.