"1857-09-17Z"^^ . "1857Z"^^ . . . "Tsiolkovsky, Konstantin"@en . "1935-09-19Z"^^ . "Konstantin Eduardovich Tsiolkovsky(Russian: \u041A\u043E\u043D\u0441\u0442\u0430\u043D\u0442\u0438\u0301\u043D \u042D\u0434\u0443\u0430\u0301\u0440\u0434\u043E\u0432\u0438\u0447 \u0426\u0438\u043E\u043B\u043A\u043E\u0301\u0432\u0441\u043A\u0438\u0439; IPA: [k\u0259nst\u0250n\u02B2\u02C8t\u02B2in \u026Ad\u028A\u02C8ard\u0259v\u02B2\u026At\u0255 ts\u0268\u0250l\u02C8kofsk\u02B2\u026Aj]; Polish: Konstanty Cio\u0142kowski;17 September [O.S. 5 September] 1857 \u2013 19 September 1935)was a Russian and Soviet rocket scientist and pioneer of the astronautic theory, of Polish and Russian descent. Along with his followers, the German Hermann Oberth and the American Robert H. Goddard, he is considered to be one of the founding fathers of rocketry and astronautics."@en . "1935Z"^^ . . . . "Konstantin Tsiolkovsky"@en . . "Russian aerospace engineer" . . . .