1. R. G. Barantsev, Interaction between Rarefied Gases and Streamlined Surfaces [in Russian], Nauka, Moscow (1975).
2. G. I. Sapozhnikov, ?Experimental investigations of an accelerated ion stream and its interaction with streamlined models,? Uch. Zap. TsAGI,2, No. 1 (1971).
3. A. M. Khazen and V. A. Shuvalov, ?Determination of partially ionized gas parameters with a thermoanemometer,? Zh. Tekh. Fiz.,36, No. 2 (1966).
4. A. M. Khazen and V. A. Shuvalov, ?Application of a thermoanemometer-Langmuir probe for rarefied plasma diagnostics,? Teplofiz. Vys. Temp.,7, No. 5 (1969).
5. Physicochemical Properties of Elements [in Russian], Naukova Dumka, Kiev (1965).