"Soviet scientist" . . "1993-11-29Z"^^ . "1906Z"^^ . "Peter Dmitrievich Grushin (Russian: \u041F\u0451\u0442\u0440 \u0414\u043C\u0438\u0442\u0440\u0438\u0435\u0432\u0438\u0447 \u0413\u0440\u0443\u0448\u0438\u043D, January 15, 1906, Volsk, Russian Empire \u2014 November 29, 1993) was a Soviet rocket scientist and, from 1966, an academician of the Academy of Sciences of the USSR.Grushin graduated from Moscow Aviation Institute, where he participated in the development of the MAI Stal plane (Russian: \"\u0421\u0442\u0430\u043B\u044C\", 1931\u20131934)."@en . . "Peter Dmitrievich Grushin"@en . "1906-01-15Z"^^ . "Grushin, Peter Dmitrievich"@en . . "1993Z"^^ . . . . .