Title |
Zhen kong, shi kong, wu zhi he Smarandache ji he mo xing / Hu Changwei = Vacuum, space-time, matter and the models of Smarandache geometry / Hu Changwei |
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真空, 时空, 物质和 Smarandache 几何模型 / 胡昌伟 = Vacuum, space-time, matter and the models of Smarandache geometry / Hu Changwei |
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