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Aleksandr Vladimirovich Labzunov

  • Traktat "Mekhanicheskie problemy" psevdo-Aristoteli︠a︡ i antichnai︠a︡ mekhanikaTraktat "Mekhanicheskie problemy" psevdo-Aristoteli︠a︡ i antichnai︠a︡ mekhanika