Stat'i
za 24 fevralya 2006.
Pavel Petrovich Parenago K 100-letiyu so dnya rozhdeniya Pavla Petrovicha Parenago - osnovatelya Moskovskoi shkoly zvezdnyh astronomov. |
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Pavel Petrovich Parenago K 100-letiyu so dnya rozhdeniya Pavla Petrovicha Parenago - osnovatelya Moskovskoi shkoly zvezdnyh astronomov. |
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