Ed. by M. J. Rycroft.Open Meeting of Working groups of the 21st Plenary Meeting of COSPAR (21st : 1978 : Innsbruck, Austria);Internatioal Symposium of Jet Cutting Technology (5th : 1980 : Hanover)：COSPAR Space research, V.19.Pergamon,1979.
Open Meeting of Working groups of the 21st Plenary Meeting of COSPAR (21st : 1978 : Innsbruck, Austria);Internatioal Symposium of Jet Cutting Technology (5th : 1980 : Hanover)：COSPAR Space research, V.19
