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• Analysis and study of the influence of the geometrical parameters of mini unmanned quad-rotor helicopters to optimise energy saving

  I. Penkov, D. Aleksandrov

  4730-4746

  2022-12-09

• Propeller shrouding influence on lift force of mini unmanned quadcopter

  I. Penkov, D. Aleksandrov

  4486-4495

  2022-12-09