Report on the United Nations International Seminar on Space Communications, organized in co-operation with the Government of the Union of Soviet Socialist Republics, Moscow, 3-15 June 1987.
1987
详细记录
符号A/AC.105/391
标题Report on the United Nations International Seminar on Space Communications, organized in co-operation with the Government of the Union of Soviet Socialist Republics, Moscow, 3-15 June 1987.
日期[New York] : UN, 19 Nov. 1987.
描述
23 p.