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Oberth, Hermann (1894 - 1989) |
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Oort, Jan Hendrick (1900 - 1992) |
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Oparin, Alexandr Ivánovich (1894 - 1980) |
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Oppenheimer, J. Robert (1904 - 1967) |
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Ostrogradski, Michel (1801-1861) |
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Ostwald, Wilhelm (1853 - 1932) |
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